CVE-2023-53093

CVE-2023-53093 affects the Linux kernel tracing subsystem, where histogram values are not allowed to use certain modifiers. The root cause is that histogram code was not prepared to handle modifiers for histograms, leading to a NULL pointer dereference and kernel oops when printing histograms via...

CVE-2023-53093 tracing: Do not let histogram values have some modifiers

In the Linux kernel, the following vulnerability has been resolved: tracing: Do not let histogram values have some modifiers Histogram values can not be strings, stacktraces, graphs, symbols, syscalls, or grouped in buckets or log. Give an error if a value is set to do so. Note, the histogram cod...

CVE-2023-53093 tracing: Do not let histogram values have some modifiers

In the Linux kernel, the following vulnerability has been resolved: tracing: Do not let histogram values have some modifiers Histogram values can not be strings, stacktraces, graphs, symbols, syscalls, or grouped in buckets or log. Give an error if a value is set to do so. Note, the histogram cod...

CVE-2023-53063

CVE-2023-53063 is linked to a Linux kernel vulnerability in the btsdio_remove() function, where memory is used after being freed. Exploitation could lead to a denial of service. The connected document provides the vulnerability description but does not specify affected versions, exploitation deta...

CVE-2023-53056 scsi: qla2xxx: Synchronize the IOCB count to be in order

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Synchronize the IOCB count to be in order A system hang was observed with the following call trace: BUG: kernel NULL pointer dereference, address: 0000000000000000 PGD 0 P4D 0 Oops: 0000 1 PREEMPT SMP NOPTI CPU: 15...

CVE-2023-53052 cifs: fix use-after-free bug in refresh_cache_worker()

In the Linux kernel, the following vulnerability has been resolved: cifs: fix use-after-free bug in refreshcacheworker The UAF bug occurred because we were putting DFS root sessions in cifsumount while DFS cache refresher was being executed. Make DFS root sessions have same lifetime as DFS tcons ...

CVE-2023-53051 dm crypt: add cond_resched() to dmcrypt_write()

In the Linux kernel, the following vulnerability has been resolved: dm crypt: add condresched to dmcryptwrite The loop in dmcryptwrite may be running for unbounded amount of time, thus we need condresched in it. This commit fixes the following warning: 3391.153255 C12 watchdog: BUG: soft lockup -...

SUSE CVE-2025-23153

In the Linux kernel, the following vulnerability has been resolved: arm/crc-t10dif: fix use of out-of-scope array in crct10difarch Fix a silly bug where an array was used outside of its scope...

CVE-2022-49900

In the Linux kernel, the following vulnerability has been resolved: i2c: piix4: Fix adapter not be removed in piix4remove In piix4probe, the piix4 adapter will be registered in: piix4probe piix4addadapterssb800 / piix4addadapter i2caddadapter Based on the probed device type, piix4addadapterssb800...

CVE-2022-49889

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check for NULL cpubuffer in ringbufferwakewaiters On some machines the number of listed CPUs may be bigger than the actual CPUs that exist. The tracing subsystem allocates a percpu directory with access to the per CP...

CVE-2022-49884

In the Linux kernel, the following vulnerability has been resolved: KVM: Initialize gfntopfncache locks in dedicated helper Move the gfntopfncache lock initialization to another helper and call the new helper during VM/vCPU creation. There are race conditions possible due to kvmgfntopfncacheinit'...

DEBIAN-CVE-2022-49884

In the Linux kernel, the following vulnerability has been resolved: KVM: Initialize gfntopfncache locks in dedicated helper Move the gfntopfncache lock initialization to another helper and call the new helper during VM/vCPU creation. There are race conditions possible due to kvmgfntopfncacheinit'...

DEBIAN-CVE-2022-49889

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check for NULL cpubuffer in ringbufferwakewaiters On some machines the number of listed CPUs may be bigger than the actual CPUs that exist. The tracing subsystem allocates a percpu directory with access to the per CP...

CVE-2022-49842

In the Linux kernel, the following vulnerability has been resolved: ASoC: core: Fix use-after-free in sndsocexit KASAN reports a use-after-free: BUG: KASAN: use-after-free in devicedel+0xb5b/0xc60 Read of size 8 at addr ffff888008655050 by task rmmod/387 CPU: 2 PID: 387 Comm: rmmod Hardware name:...

CVE-2022-49827

In the Linux kernel, the following vulnerability has been resolved: drm: Fix potential null-ptr-deref in drmvblankdestroyworker drmvblankinit call drmmaddactionorreset with drmvblankinitrelease as action. If drmmaddaction failed, will directly call drmvblankinitrelease with the vblank whose worke...

CVE-2022-49801

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix memory leak in tracingreadpipe kmemleak reports this issue: unreferenced object 0xffff888105a18900 size 128: comm "testprogs", pid 18933, jiffies 4336275356 age 22801.766s hex dump first 32 bytes: 25 73 00 90 81 88 f...

CVE-2022-49802

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix null pointer dereference in ftraceaddmod The @ftracemod is allocated by kzalloc, so both the members prev,next of @ftracemode-list are NULL, it's not a valid state to call listdel. If kstrdup for @ftracemod-func|modul...

DEBIAN-CVE-2022-49778

In the Linux kernel, the following vulnerability has been resolved: arm64/mm: fix incorrect filemapcount for non-leaf pmd/pud The page table check trigger BUGON unexpectedly when collapse hugepage: ------------ cut here ------------ kernel BUG at mm/pagetablecheck.c:82! Internal error: Oops - BUG...

UBUNTU-CVE-2022-49778

In the Linux kernel, the following vulnerability has been resolved: arm64/mm: fix incorrect filemapcount for non-leaf pmd/pud The page table check trigger BUGON unexpectedly when collapse hugepage: ------------ cut here ------------ kernel BUG at mm/pagetablecheck.c:82! Internal error: Oops - BUG...

UBUNTU-CVE-2022-49898

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic in production kernel BUG at fs/btrfs/tree-mod-log.c:677! invalid opcode: 0000 1 SMP RIP: 0010:treemodlogrewind+0x1b4/0x200 RSP:...