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Ubuntu
61,840 known vulnerabilities.
Most affected packages
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High 8.8
ksmbd: fix possible memory leak in smb2_lock()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix possible memory leak in smb2_lock() argv needs to be free when setup_async_work fails or when the current process is woken up.
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High 7.8
fsi: occ: Prevent use after free
In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use get_device and put_device in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the…
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High 7.7
Coturn has unsafe nonce and relay port randomization due to weak random number generation.
coturn is a free open source implementation of TURN and STUN Server. Versions 4.6.2r5 through 4.7.0-r4 have a bad random number generator for nonces and port randomization after refactoring. Additionally, random numbers aren't generated with openssl's RAND_by…
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High 7.5
A NULL pointer dereference in the src/path.c component of GNU Unrtf v0.21.10 allows attackers to cause a Denial of Serv…
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High 7.5
A divide-by-zero in the encryption/decryption routines of GNU Recutils v1.9 allows attackers to cause a Denial of Servi…
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High 7.5
An issue was discovered in function d_discriminator in file cp-demangle.c in BinUtils 2.26 allows attackers to cause a …
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High 7.5
An issue was discovered in function d_print_comp_inner in file cp-demangle.c in BinUtils 2.26 allows attackers to cause…
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High 7.5
Buffer overflow vulnerability in function dcputchar in decompile.c in libming 0.4.8.
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High 7.5
Buffer overflow vulnerability in function strcat in asan_interceptors.cpp in libming 0.4.8.
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High 7.5
A buffer overflow vulnerability in function gnu_special in file cplus-dem.c in BinUtils 2.26 allows attackers to cause …
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High 7.8
In GnuPG before 2.4.9, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leadi…
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High 8.2
NULL Pointer Dereference in PDO quoting
In PHP versions 8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1 when using the PDO PostgreSQL driver with PDO::ATTR_EMULATE_PREPARES enabled, an invalid character sequence (such as \x99) in a prepared sta…
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High 8.9
C-Kermit (aka ckermit) through 10.0 Beta.12 (aka 416-beta12) before 244644d allows a remote Kermit system to overwrite …
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High 7.8
sfc: fix crash when reading stats while NIC is resetting
In the Linux kernel, the following vulnerability has been resolved: sfc: fix crash when reading stats while NIC is resetting efx_net_stats() (.ndo_get_stats64) can be called during an ethtool selftest, during which time nic_data->mc_stats is NULL as the NIC h…
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High 7.8
binder: fix UAF of alloc->vma in race with munmap()
In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF of alloc->vma in race with munmap() [ cmllamas: clean forward port from commit 015ac18be7de ("binder: fix UAF of alloc->vma in race with munmap()") in 5.10 stable. It is neede…
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High 7.8
ext4: turn quotas off if mount failed after enabling quotas
In the Linux kernel, the following vulnerability has been resolved: ext4: turn quotas off if mount failed after enabling quotas Yi found during a review of the patch "ext4: don't BUG on inconsistent journal feature" that when ext4_mark_recovery_complete() ret…
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High 7.8
f2fs: Fix system crash due to lack of free space in LFS
In the Linux kernel, the following vulnerability has been resolved: f2fs: Fix system crash due to lack of free space in LFS When f2fs tries to checkpoint during foreground gc in LFS mode, system crash occurs due to lack of free space if the amount of dirty no…
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High 7.5
net: dsa: avoid suspicious RCU usage for synced VLAN-aware MAC addresses
In the Linux kernel, the following vulnerability has been resolved: net: dsa: avoid suspicious RCU usage for synced VLAN-aware MAC addresses When using the felix driver (the only one which supports UC filtering and MC filtering) as a DSA master for a random o…
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High 7.8
gtp: Fix use-after-free in __gtp_encap_destroy().
In the Linux kernel, the following vulnerability has been resolved: gtp: Fix use-after-free in __gtp_encap_destroy(). syzkaller reported use-after-free in __gtp_encap_destroy(). [0] It shows the same process freed sk and touched it illegally. Commit e198987e7…
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High 7.8
tracing/user_events: Ensure write index cannot be negative
In the Linux kernel, the following vulnerability has been resolved: tracing/user_events: Ensure write index cannot be negative The write index indicates which event the data is for and accesses a per-file array. The index is passed by user processes during wr…
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High 7.8
nilfs2: fix WARNING in mark_buffer_dirty due to discarded buffer reuse
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix WARNING in mark_buffer_dirty due to discarded buffer reuse A syzbot stress test using a corrupted disk image reported that mark_buffer_dirty() called from __nilfs_mark_inode_dirty…
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High 7.8
maple_tree: fix potential out-of-bounds access in mas_wr_end_piv()
In the Linux kernel, the following vulnerability has been resolved: maple_tree: fix potential out-of-bounds access in mas_wr_end_piv() Check the write offset end bounds before using it as the offset into the pivot array. This avoids a possible out-of-bounds a…
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High 7.8
erofs: stop parsing non-compact HEAD index if clusterofs is invalid
In the Linux kernel, the following vulnerability has been resolved: erofs: stop parsing non-compact HEAD index if clusterofs is invalid Syzbot generated a crafted image [1] with a non-compact HEAD index of clusterofs 33024 while valid numbers should be 0 ~ lc…
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High 7.8
hfs/hfsplus: avoid WARN_ON() for sanity check, use proper error handling
In the Linux kernel, the following vulnerability has been resolved: hfs/hfsplus: avoid WARN_ON() for sanity check, use proper error handling Commit 55d1cbbbb29e ("hfs/hfsplus: use WARN_ON for sanity check") fixed a build warning by turning a comment into a WA…
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High 7.1
octeontx2-af: Add validation for lmac type
In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: Add validation for lmac type Upon physical link change, firmware reports to the kernel about the change along with the details like speed, lmac_type_id, etc. Kernel derives lmac…
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High 7.8
fs: drop peer group ids under namespace lock
In the Linux kernel, the following vulnerability has been resolved: fs: drop peer group ids under namespace lock When cleaning up peer group ids in the failure path we need to make sure to hold on to the namespace lock. Otherwise another thread might just tur…
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High 7.8
fs/jfs: prevent double-free in dbUnmount() after failed jfs_remount()
In the Linux kernel, the following vulnerability has been resolved: fs/jfs: prevent double-free in dbUnmount() after failed jfs_remount() Syzkaller reported the following issue: ================================================================== BUG: KASAN: do…
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High 7.8
fs/ntfs3: Return error for inconsistent extended attributes
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Return error for inconsistent extended attributes ntfs_read_ea is called when we want to read extended attributes. There are some sanity checks for the validity of the EAs. However,…
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High 7.8
f2fs: fix to drop all dirty pages during umount() if cp_error is set
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop all dirty pages during umount() if cp_error is set xfstest generic/361 reports a bug as below: f2fs_bug_on(sbi, sbi->fsync_node_num); kernel BUG at fs/f2fs/super.c:1627! RIP…
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High 7.8
btrfs: fix incorrect splitting in btrfs_drop_extent_map_range
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix incorrect splitting in btrfs_drop_extent_map_range In production we were seeing a variety of WARN_ON()'s in the extent_map code, specifically in btrfs_drop_extent_map_range() when …
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High 8.8
Bluetooth: Fix race condition in hidp_session_thread
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix race condition in hidp_session_thread There is a potential race condition in hidp_session_thread that may lead to use-after-free. For instance, the timer is active while hidp_d…
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High 7.8
drm/fbdev-generic: prohibit potential out-of-bounds access
In the Linux kernel, the following vulnerability has been resolved: drm/fbdev-generic: prohibit potential out-of-bounds access The fbdev test of IGT may write after EOF, which lead to out-of-bound access for drm drivers with fbdev-generic. For example, run fb…
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High 7.8
blk-cgroup: dropping parent refcount after pd_free_fn() is done
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: dropping parent refcount after pd_free_fn() is done Some cgroup policies will access parent pd through child pd even after pd_offline_fn() is done. If pd_free_fn() for parent is c…
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High 7.8
mtd: rawnand: fsl_upm: Fix an off-by one test in fun_exec_op()
In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: fsl_upm: Fix an off-by one test in fun_exec_op() 'op-cs' is copied in 'fun->mchip_number' which is used to access the 'mchip_offsets' and the 'rnb_gpio' arrays. These arrays hav…
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High 7.8
scsi: qedi: Fix use after free bug in qedi_remove()
In the Linux kernel, the following vulnerability has been resolved: scsi: qedi: Fix use after free bug in qedi_remove() In qedi_probe() we call __qedi_probe() which initializes &qedi->recovery_work with qedi_recovery_handler() and &qedi->board_disable_work wi…
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High 7.3
drm/i915/gvt: fix gvt debugfs destroy
In the Linux kernel, the following vulnerability has been resolved: drm/i915/gvt: fix gvt debugfs destroy When gvt debug fs is destroyed, need to have a sane check if drm minor's debugfs root is still available or not, otherwise in case like device remove thr…
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High 7.8
soundwire: fix enumeration completion
In the Linux kernel, the following vulnerability has been resolved: soundwire: fix enumeration completion The soundwire subsystem uses two completion structures that allow drivers to wait for soundwire device to become enumerated on the bus and initialised by…
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High 7.0
powerpc/iommu: Fix notifiers being shared by PCI and VIO buses
In the Linux kernel, the following vulnerability has been resolved: powerpc/iommu: Fix notifiers being shared by PCI and VIO buses fail_iommu_setup() registers the fail_iommu_bus_notifier struct to both PCI and VIO buses. struct notifier_block is a linked lis…
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High 8.8
KVM: s390: pv: fix index value of replaced ASCE
In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pv: fix index value of replaced ASCE The index field of the struct page corresponding to a guest ASCE should be 0. When replacing the ASCE in s390_replace_asce(), the index of the …
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High 7.8
blk-cgroup: hold queue_lock when removing blkg->q_node
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: hold queue_lock when removing blkg->q_node When blkg is removed from q->blkg_list from blkg_free_workfn(), queue_lock has to be held, otherwise, all kinds of bugs(list corruption,…