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High 7.8
bpf: Take return from set_memory_rox() into account with bpf_jit_binary_lock_ro()
In the Linux kernel, the following vulnerability has been resolved: bpf: Take return from set_memory_rox() into account with bpf_jit_binary_lock_ro() set_memory_rox() can fail, leaving memory unprotected. Check return and bail out when bpf_jit_binary_lock_ro(…
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High 7.5
net: can: j1939: enhanced error handling for tightly received RTS messages in xtp_rx_rts_session_new
In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: enhanced error handling for tightly received RTS messages in xtp_rx_rts_session_new This patch enhances error handling in scenarios with RTS (Request to Send) messages arrivi…
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High 7.8
drm/i915/gt: Fix potential UAF by revoke of fence registers
In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Fix potential UAF by revoke of fence registers CI has been sporadically reporting the following issue triggered by igt@i915_selftest@live@hangcheck on ADL-P and similar machines:…
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High 7.8
ata: libata-core: Fix double free on error
In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: Fix double free on error If e.g. the ata_port_alloc() call in ata_host_alloc() fails, we will jump to the err_out label, which will call devres_release_group(). devres_relea…
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High 7.5
nvmet: always initialize cqe.result
In the Linux kernel, the following vulnerability has been resolved: nvmet: always initialize cqe.result The spec doesn't mandate that the first two double words (aka results) for the command queue entry need to be set to 0 when they are not used (not specifie…
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High 7.8
cachefiles: add consistency check for copen/cread
In the Linux kernel, the following vulnerability has been resolved: cachefiles: add consistency check for copen/cread This prevents malicious processes from completing random copen/cread requests and crashing the system. Added checks are listed below: * Gener…
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High 7.8
KVM: PPC: Book3S HV: Prevent UAF in kvm_spapr_tce_attach_iommu_group()
In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: Prevent UAF in kvm_spapr_tce_attach_iommu_group() Al reported a possible use-after-free (UAF) in kvm_spapr_tce_attach_iommu_group(). It looks up `stt` from tablefd, but t…
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High 7.8
ASoC: topology: Fix references to freed memory
In the Linux kernel, the following vulnerability has been resolved: ASoC: topology: Fix references to freed memory Most users after parsing a topology file, release memory used by it, so having pointer references directly into topology file contents is wrong.…
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High 7.5
ibmvnic: Add tx check to prevent skb leak
In the Linux kernel, the following vulnerability has been resolved: ibmvnic: Add tx check to prevent skb leak Below is a summary of how the driver stores a reference to an skb during transmit: tx_buff[free_map[consumer_index]]->skb = new_skb; free_map[consume…
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High 7.8
powerpc/eeh: avoid possible crash when edev->pdev changes
In the Linux kernel, the following vulnerability has been resolved: powerpc/eeh: avoid possible crash when edev->pdev changes If a PCI device is removed during eeh_pe_report_edev(), edev->pdev will change and can cause a crash, hold the PCI rescan/remove lock…
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High 8.8
bluetooth/l2cap: sync sock recv cb and release
In the Linux kernel, the following vulnerability has been resolved: bluetooth/l2cap: sync sock recv cb and release The problem occurs between the system call to close the sock and hci_rx_work, where the former releases the sock and the latter accesses it with…
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High 7.8
drm/radeon: check bo_va->bo is non-NULL before using it
In the Linux kernel, the following vulnerability has been resolved: drm/radeon: check bo_va->bo is non-NULL before using it The call to radeon_vm_clear_freed might clear bo_va->bo, so we have to check it before dereferencing it.
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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 7.5
skmsg: Skip zero length skb in sk_msg_recvmsg
In the Linux kernel, the following vulnerability has been resolved: skmsg: Skip zero length skb in sk_msg_recvmsg When running BPF selftests (./test_progs -t sockmap_basic) on a Loongarch platform, the following kernel panic occurs: [...] Oops[#1]: CPU: 22 PI…
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High 8.8
net: ethernet: lantiq_etop: fix double free in detach
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: lantiq_etop: fix double free in detach The number of the currently released descriptor is never incremented which results in the same skb being released multiple times.
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High 7.8
bpf: Defer work in bpf_timer_cancel_and_free
In the Linux kernel, the following vulnerability has been resolved: bpf: Defer work in bpf_timer_cancel_and_free Currently, the same case as previous patch (two timer callbacks trying to cancel each other) can be invoked through bpf_map_update_elem as well, o…
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High 7.8
udp: Set SOCK_RCU_FREE earlier in udp_lib_get_port().
In the Linux kernel, the following vulnerability has been resolved: udp: Set SOCK_RCU_FREE earlier in udp_lib_get_port(). syzkaller triggered the warning [0] in udp_v4_early_demux(). In udp_v[46]_early_demux() and sk_lookup(), we do not touch the refcount of …
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High 7.5
net: ks8851: Fix deadlock with the SPI chip variant
In the Linux kernel, the following vulnerability has been resolved: net: ks8851: Fix deadlock with the SPI chip variant When SMP is enabled and spinlocks are actually functional then there is a deadlock with the 'statelock' spinlock between ks8851_start_xmit_…
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High 7.8
nilfs2: fix kernel bug on rename operation of broken directory
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix kernel bug on rename operation of broken directory Syzbot reported that in rename directory operation on broken directory on nilfs2, __block_write_begin_int() called to prepare bl…
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High 7.8
filelock: Fix fcntl/close race recovery compat path
In the Linux kernel, the following vulnerability has been resolved: filelock: Fix fcntl/close race recovery compat path When I wrote commit 3cad1bc01041 ("filelock: Remove locks reliably when fcntl/close race is detected"), I missed that there are two copies …
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High 7.8
fs/ntfs3: Validate ff offset
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Validate ff offset This adds sanity checks for ff offset. There is a check on rt->first_free at first, but walking through by ff without any check. If the second ff is a large offse…
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High 7.8
jfs: don't walk off the end of ealist
In the Linux kernel, the following vulnerability has been resolved: jfs: don't walk off the end of ealist Add a check before visiting the members of ea to make sure each ea stays within the ealist.
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High 7.8
ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry()
In the Linux kernel, the following vulnerability has been resolved: ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry() xattr in ocfs2 maybe 'non-indexed', which saved with additional space requested. It's better to check if the memory is out …
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High 7.8
ocfs2: add bounds checking to ocfs2_check_dir_entry()
In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2_check_dir_entry() This adds sanity checks for ocfs2_dir_entry to make sure all members of ocfs2_dir_entry don't stray beyond valid memory region.
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High 7.1
xfs: add bounds checking to xlog_recover_process_data
In the Linux kernel, the following vulnerability has been resolved: xfs: add bounds checking to xlog_recover_process_data There is a lack of verification of the space occupied by fixed members of xlog_op_header in the xlog_recover_process_data. We can create …
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High 8.8
tun: add missing verification for short frame
In the Linux kernel, the following vulnerability has been resolved: tun: add missing verification for short frame The cited commit missed to check against the validity of the frame length in the tun_xdp_one() path, which could cause a corrupted skb to be sent…
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High 8.8
tap: add missing verification for short frame
In the Linux kernel, the following vulnerability has been resolved: tap: add missing verification for short frame The cited commit missed to check against the validity of the frame length in the tap_get_user_xdp() path, which could cause a corrupted skb to be…
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High 7.8
filelock: Remove locks reliably when fcntl/close race is detected
In the Linux kernel, the following vulnerability has been resolved: filelock: Remove locks reliably when fcntl/close race is detected When fcntl_setlk() races with close(), it removes the created lock with do_lock_file_wait(). However, LSMs can allow the firs…
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High 7.8
bpf: Fix overrunning reservations in ringbuf
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix overrunning reservations in ringbuf The BPF ring buffer internally is implemented as a power-of-2 sized circular buffer, with two logical and ever-increasing counters: consumer_pos i…
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High 7.8
drm/amdgpu: change vm->task_info handling
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: change vm->task_info handling This patch changes the handling and lifecycle of vm->task_info object. The major changes are: - vm->task_info is a dynamically allocated ptr now, and…
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High 7.5
tcp: avoid too many retransmit packets
In the Linux kernel, the following vulnerability has been resolved: tcp: avoid too many retransmit packets If a TCP socket is using TCP_USER_TIMEOUT, and the other peer retracted its window to zero, tcp_retransmit_timer() can retransmit a packet every two jif…
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High 7.8
net: do not leave a dangling sk pointer, when socket creation fails
In the Linux kernel, the following vulnerability has been resolved: net: do not leave a dangling sk pointer, when socket creation fails It is possible to trigger a use-after-free by: * attaching an fentry probe to __sock_release() and the probe calling the bp…
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High 7.1
bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set()
In the Linux kernel, the following vulnerability has been resolved: bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set() In function bond_option_arp_ip_targets_set(), if newval->string is an empty string, newval->string+1 will point to the byte…
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High 7.3
xfs: fix log recovery buffer allocation for the legacy h_size fixup
In the Linux kernel, the following vulnerability has been resolved: xfs: fix log recovery buffer allocation for the legacy h_size fixup Commit a70f9fe52daa ("xfs: detect and handle invalid iclog size set by mkfs") added a fixup for incorrect h_size values use…
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High 7.8
drm/amdgpu/mes: fix use-after-free issue
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/mes: fix use-after-free issue Delete fence fallback timer to fix the ramdom use-after-free issue. v2: move to amdgpu_mes.c
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High 7.8
tracing: Have trace_event_file have ref counters
In the Linux kernel, the following vulnerability has been resolved: tracing: Have trace_event_file have ref counters The following can crash the kernel: # cd /sys/kernel/tracing # echo 'p:sched schedule' > kprobe_events # exec 5>>events/kprobes/sched/enable #…
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High 7.8
bcachefs: Check for journal entries overruning end of sb clean section
In the Linux kernel, the following vulnerability has been resolved: bcachefs: Check for journal entries overruning end of sb clean section Fix a missing bounds check in superblock validation. Note that we don't yet have repair code for this case - repair code…
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High 7.1
In the Linux kernel through 6.9, an untrusted hypervisor can inject virtual interrupts 0 and 14 at any point in time an…
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High 7.8
fork: defer linking file vma until vma is fully initialized
In the Linux kernel, the following vulnerability has been resolved: fork: defer linking file vma until vma is fully initialized Thorvald reported a WARNING [1]. And the root cause is below race: CPU 1 CPU 2 fork hugetlbfs_fallocate dup_mmap hugetlbfs_punch_ho…
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High 8.4
Improper Validation of Array Index in Kernel
Memory corruption in Kernel while parsing metadata.