Summary
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- ARM64 architecture;
- S390 architecture;
- x86 architecture;
- Block layer subsystem;
- Cryptographic API;
- ATM drivers;
- Device frequency scaling framework;
- GPU drivers;
- Hardware monitoring drivers;
- VMware VMCI Driver;
- Network drivers;
- Device tree and open firmware driver;
- SCSI drivers;
- Greybus lights staging drivers;
- BTRFS file system;
- File systems infrastructure;
- F2FS file system;
- JFS file system;
- NILFS2 file system;
- Netfilter;
- Memory management;
- Ethernet bridge;
- IPv6 networking;
- IUCV driver;
- Logical Link layer;
- MAC80211 subsystem;
- NFC subsystem;
- Network traffic control;
- Unix domain sockets;
(CVE-2023-52614, CVE-2024-26633, CVE-2024-46758, CVE-2024-46723,
CVE-2023-52502, CVE-2024-41059, CVE-2024-44987, CVE-2024-36020,
CVE-2023-52599, CVE-2023-52639, CVE-2024-26668, CVE-2024-42094,
CVE-2022-48938, CVE-2022-48733, CVE-2024-27397, CVE-2023-52578,
CVE-2024-38560, CVE-2024-38538, CVE-2024-42310, CVE-2024-46722,
CVE-2024-46800, CVE-2024-41095, CVE-2024-42104, CVE-2024-35877,
CVE-2022-48943, CVE-2024-46743, CVE-2023-52531, CVE-2024-46757,
CVE-2024-36953, CVE-2024-46756, CVE-2024-38596, CVE-2023-52612,
CVE-2024-38637, CVE-2024-41071, CVE-2024-46759, CVE-2024-43882,
CVE-2024-26675, CVE-2024-43854, CVE-2024-44942, CVE-2024-44998,
CVE-2024-42240, CVE-2024-41089, CVE-2024-26636, CVE-2024-46738,
CVE-2024-42309)
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · Pro 14.04 LTS Pro:14.04:LTS | linux-azure | 4.15.0-1183.198~14.04.1 |
Vulnerabilities 45
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Critical 9.8
atm: idt77252: prevent use after free in dequeue_rx()
In the Linux kernel, the following vulnerability has been resolved: atm: idt77252: prevent use after free in dequeue_rx() We can't dereference "skb" after calling vcc->push() because the skb is released.
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High 8.8
net: nfc: fix races in nfc_llcp_sock_get() and nfc_llcp_sock_get_sn()
In the Linux kernel, the following vulnerability has been resolved: net: nfc: fix races in nfc_llcp_sock_get() and nfc_llcp_sock_get_sn() Sili Luo reported a race in nfc_llcp_sock_get(), leading to UAF. Getting a reference on the socket found in a lookup whil…
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High 7.8
btrfs: fix use-after-free after failure to create a snapshot
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free after failure to create a snapshot At ioctl.c:create_snapshot(), we allocate a pending snapshot structure and then attach it to the transaction's list of pending sna…
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High 7.8
jfs: fix array-index-out-of-bounds in diNewExt
In the Linux kernel, the following vulnerability has been resolved: jfs: fix array-index-out-of-bounds in diNewExt [Syz report] UBSAN: array-index-out-of-bounds in fs/jfs/jfs_imap.c:2360:2 index -878706688 is out of range for type 'struct iagctl[128]' CPU: 1 …
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High 7.8
crypto: scomp - fix req->dst buffer overflow
In the Linux kernel, the following vulnerability has been resolved: crypto: scomp - fix req->dst buffer overflow The req->dst buffer size should be checked before copying from the scomp_scratch->dst to avoid req->dst buffer overflow problem.
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High 7.8
PM / devfreq: Fix buffer overflow in trans_stat_show
In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: Fix buffer overflow in trans_stat_show Fix buffer overflow in trans_stat_show(). Convert simple snprintf to the more secure scnprintf with size of PAGE_SIZE. Add condition check…
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High 7.8
netfilter: nf_tables: use timestamp to check for set element timeout
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: use timestamp to check for set element timeout Add a timestamp field at the beginning of the transaction, store it in the nftables per-netns area. Update set backend .in…
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High 7.8
i40e: fix vf may be used uninitialized in this function warning
In the Linux kernel, the following vulnerability has been resolved: i40e: fix vf may be used uninitialized in this function warning To fix the regression introduced by commit 52424f974bc5, which causes servers hang in very hard to reproduce conditions with re…
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High 7.8
hfsplus: fix uninit-value in copy_name
In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix uninit-value in copy_name [syzbot reported] BUG: KMSAN: uninit-value in sized_strscpy+0xc4/0x160 sized_strscpy+0xc4/0x160 copy_name+0x2af/0x320 fs/hfsplus/xattr.c:411 hfsplus_lis…
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High 7.8
nilfs2: add missing check for inode numbers on directory entries
In the Linux kernel, the following vulnerability has been resolved: nilfs2: add missing check for inode numbers on directory entries Syzbot reported that mounting and unmounting a specific pattern of corrupted nilfs2 filesystem images causes a use-after-free …
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High 7.8
exec: Fix ToCToU between perm check and set-uid/gid usage
In the Linux kernel, the following vulnerability has been resolved: exec: Fix ToCToU between perm check and set-uid/gid usage When opening a file for exec via do_filp_open(), permission checking is done against the file's metadata at that moment, and on succe…
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High 7.8
f2fs: fix to do sanity check on F2FS_INLINE_DATA flag in inode during GC
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on F2FS_INLINE_DATA flag in inode during GC syzbot reports a f2fs bug as below: ------------[ cut here ]------------ kernel BUG at fs/f2fs/inline.c:258! CPU: 1 PI…
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High 7.8
ipv6: prevent UAF in ip6_send_skb()
In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent UAF in ip6_send_skb() syzbot reported an UAF in ip6_send_skb() [1] After ip6_local_out() has returned, we no longer can safely dereference rt, unless we hold rcu_read_lock(). A …
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High 7.8
VMCI: Fix use-after-free when removing resource in vmci_resource_remove()
In the Linux kernel, the following vulnerability has been resolved: VMCI: Fix use-after-free when removing resource in vmci_resource_remove() When removing a resource from vmci_resource_table in vmci_resource_remove(), the search is performed using the resour…
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High 7.8
sch/netem: fix use after free in netem_dequeue
In the Linux kernel, the following vulnerability has been resolved: sch/netem: fix use after free in netem_dequeue If netem_dequeue() enqueues packet to inner qdisc and that qdisc returns __NET_XMIT_STOLEN. The packet is dropped but qdisc_tree_reduce_backlog(…
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High 7.3
net: bridge: xmit: make sure we have at least eth header len bytes
In the Linux kernel, the following vulnerability has been resolved: net: bridge: xmit: make sure we have at least eth header len bytes syzbot triggered an uninit value[1] error in bridge device's xmit path by sending a short (less than ETH_HLEN bytes) skb. To…
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High 7.3
of/irq: Prevent device address out-of-bounds read in interrupt map walk
In the Linux kernel, the following vulnerability has been resolved: of/irq: Prevent device address out-of-bounds read in interrupt map walk When of_irq_parse_raw() is invoked with a device address smaller than the interrupt parent node (from #address-cells pr…
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High 7.1
KVM: x86/mmu: make apf token non-zero to fix bug
In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: make apf token non-zero to fix bug In current async pagefault logic, when a page is ready, KVM relies on kvm_arch_can_dequeue_async_page_present() to determine whether to delive…
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Medium 5.5
ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()
In the Linux kernel, the following vulnerability has been resolved: ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim() syzbot pointed out [1] that NEXTHDR_FRAGMENT handling is broken. Reading frag_off can only be done if we pulled enough…
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Medium 4.4
KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr()
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr() vgic_v2_parse_attr() is responsible for finding the vCPU that matches the user-provided CPUID, which (of course) may not b…
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Unscored —
CDC-NCM: avoid overflow in sanity checking
In the Linux kernel, the following vulnerability has been resolved: CDC-NCM: avoid overflow in sanity checking A broken device may give an extreme offset like 0xFFF0 and a reasonable length for a fragment. In the sanity check as formulated now, this will crea…
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Unscored —
wifi: iwlwifi: mvm: Fix a memory corruption issue
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: Fix a memory corruption issue A few lines above, space is kzalloc()'ed for: sizeof(struct iwl_nvm_data) + sizeof(struct ieee80211_channel) + sizeof(struct ieee80211_rate) …
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Unscored —
net: bridge: use DEV_STATS_INC()
In the Linux kernel, the following vulnerability has been resolved: net: bridge: use DEV_STATS_INC() syzbot/KCSAN reported data-races in br_handle_frame_finish() [1] This function can run from multiple cpus without mutual exclusion. Adopt SMP safe DEV_STATS_I…
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Unscored —
KVM: s390: vsie: fix race during shadow creation
In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: fix race during shadow creation Right now it is possible to see gmap->private being zero in kvm_s390_vsie_gmap_notifier resulting in a crash. This is due to the fact that we …
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Unscored —
llc: make llc_ui_sendmsg() more robust against bonding changes
In the Linux kernel, the following vulnerability has been resolved: llc: make llc_ui_sendmsg() more robust against bonding changes syzbot was able to trick llc_ui_sendmsg(), allocating an skb with no headroom, but subsequently trying to push 14 bytes of Ether…
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Unscored —
netfilter: nft_limit: reject configurations that cause integer overflow
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_limit: reject configurations that cause integer overflow Reject bogus configs where internal token counter wraps around. This only occurs with very very large requests, such as…
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Unscored —
ppp_async: limit MRU to 64K
In the Linux kernel, the following vulnerability has been resolved: ppp_async: limit MRU to 64K syzbot triggered a warning [1] in __alloc_pages(): WARN_ON_ONCE_GFP(order > MAX_PAGE_ORDER, gfp) Willem fixed a similar issue in commit c0a2a1b0d631 ("ppp: limit M…
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Unscored —
x86/mm/pat: fix VM_PAT handling in COW mappings
In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: fix VM_PAT handling in COW mappings PAT handling won't do the right thing in COW mappings: the first PTE (or, in fact, all PTEs) can be replaced during write faults to point at an…
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Unscored —
scsi: bfa: Ensure the copied buf is NUL terminated
In the Linux kernel, the following vulnerability has been resolved: scsi: bfa: Ensure the copied buf is NUL terminated Currently, we allocate a nbytes-sized kernel buffer and copy nbytes from userspace to that buffer. Later, we use sscanf on this buffer but w…
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Unscored —
af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg
In the Linux kernel, the following vulnerability has been resolved: af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg A data-race condition has been identified in af_unix. In one data path, the write function unix_release_sock() atomically writ…
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Unscored —
greybus: lights: check return of get_channel_from_mode
In the Linux kernel, the following vulnerability has been resolved: greybus: lights: check return of get_channel_from_mode If channel for the given node is not found we return null from get_channel_from_mode. Make sure we validate the return pointer before us…
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Unscored —CVE-2024-41071 Rejected
This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
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Unscored —
drm/nouveau/dispnv04: fix null pointer dereference in nv17_tv_get_hd_modes
In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/dispnv04: fix null pointer dereference in nv17_tv_get_hd_modes In nv17_tv_get_hd_modes(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a possib…
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Unscored —
drm/nouveau/dispnv04: fix null pointer dereference in nv17_tv_get_ld_modes
In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/dispnv04: fix null pointer dereference in nv17_tv_get_ld_modes In nv17_tv_get_ld_modes(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a possib…
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Unscored —
net/iucv: Avoid explicit cpumask var allocation on stack
In the Linux kernel, the following vulnerability has been resolved: net/iucv: Avoid explicit cpumask var allocation on stack For CONFIG_CPUMASK_OFFSTACK=y kernel, explicit allocation of cpumask variable on stack is not recommended since it can cause potential…
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Unscored —
x86/bhi: Avoid warning in #DB handler due to BHI mitigation
In the Linux kernel, the following vulnerability has been resolved: x86/bhi: Avoid warning in #DB handler due to BHI mitigation When BHI mitigation is enabled, if SYSENTER is invoked with the TF flag set then entry_SYSENTER_compat() uses CLEAR_BRANCH_HISTORY …
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Unscored —
drm/gma500: fix null pointer dereference in psb_intel_lvds_get_modes
In the Linux kernel, the following vulnerability has been resolved: drm/gma500: fix null pointer dereference in psb_intel_lvds_get_modes In psb_intel_lvds_get_modes(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a possible…
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Unscored —
drm/gma500: fix null pointer dereference in cdv_intel_lvds_get_modes
In the Linux kernel, the following vulnerability has been resolved: drm/gma500: fix null pointer dereference in cdv_intel_lvds_get_modes In cdv_intel_lvds_get_modes(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a NULL poi…
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Unscored —
block: initialize integrity buffer to zero before writing it to media
In the Linux kernel, the following vulnerability has been resolved: block: initialize integrity buffer to zero before writing it to media Metadata added by bio_integrity_prep is using plain kmalloc, which leads to random kernel memory being written media. For…
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Unscored —
drm/amdgpu: fix mc_data out-of-bounds read warning
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix mc_data out-of-bounds read warning Clear warning that read mc_data[i-1] may out-of-bounds.
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Unscored —
drm/amdgpu: fix ucode out-of-bounds read warning
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix ucode out-of-bounds read warning Clear warning that read ucode[] may out-of-bounds.
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Unscored —CVE-2024-46756 Rejected
This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
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Unscored —CVE-2024-46757 Rejected
This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
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Unscored —CVE-2024-46758 Rejected
This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
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Unscored —
hwmon: (adc128d818) Fix underflows seen when writing limit attributes
In the Linux kernel, the following vulnerability has been resolved: hwmon: (adc128d818) Fix underflows seen when writing limit attributes DIV_ROUND_CLOSEST() after kstrtol() results in an underflow if a large negative number such as -9223372036854775808 is pr…
References
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report
https://ubuntu.com/security/CVE-2022-48733
-
report
https://ubuntu.com/security/CVE-2022-48938
-
report
https://ubuntu.com/security/CVE-2022-48943
-
report
https://ubuntu.com/security/CVE-2023-52502
-
report
https://ubuntu.com/security/CVE-2023-52531
-
report
https://ubuntu.com/security/CVE-2023-52578
-
report
https://ubuntu.com/security/CVE-2023-52599
-
report
https://ubuntu.com/security/CVE-2023-52612
-
report
https://ubuntu.com/security/CVE-2023-52614
-
report
https://ubuntu.com/security/CVE-2023-52639
-
report
https://ubuntu.com/security/CVE-2024-26633
-
report
https://ubuntu.com/security/CVE-2024-26636
-
report
https://ubuntu.com/security/CVE-2024-26668
-
report
https://ubuntu.com/security/CVE-2024-26675
-
report
https://ubuntu.com/security/CVE-2024-27397
-
report
https://ubuntu.com/security/CVE-2024-35877
-
report
https://ubuntu.com/security/CVE-2024-36020
-
report
https://ubuntu.com/security/CVE-2024-36953
-
report
https://ubuntu.com/security/CVE-2024-38538
-
report
https://ubuntu.com/security/CVE-2024-38560
-
report
https://ubuntu.com/security/CVE-2024-38596
-
report
https://ubuntu.com/security/CVE-2024-38637
-
report
https://ubuntu.com/security/CVE-2024-41059
-
report
https://ubuntu.com/security/CVE-2024-41071
-
report
https://ubuntu.com/security/CVE-2024-41089
-
report
https://ubuntu.com/security/CVE-2024-41095
-
report
https://ubuntu.com/security/CVE-2024-42094
-
report
https://ubuntu.com/security/CVE-2024-42104
-
report
https://ubuntu.com/security/CVE-2024-42240
-
report
https://ubuntu.com/security/CVE-2024-42309
-
report
https://ubuntu.com/security/CVE-2024-42310
-
report
https://ubuntu.com/security/CVE-2024-43854
-
report
https://ubuntu.com/security/CVE-2024-43882
-
report
https://ubuntu.com/security/CVE-2024-44942
-
report
https://ubuntu.com/security/CVE-2024-44987
-
report
https://ubuntu.com/security/CVE-2024-44998
-
report
https://ubuntu.com/security/CVE-2024-46722
-
report
https://ubuntu.com/security/CVE-2024-46723
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report
https://ubuntu.com/security/CVE-2024-46738