kernel: ftrace: Fix NULL pointer dereference in is_ftrace_trampoline when ftrace is dead

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix NULL pointer dereference in isftracetrampoline when ftrace is dead ftracestartup does not remove ops from ftraceopslist when ftracestartupenable fails: registerftracefunction ftracestartup registerftracefunction...

PT-2025-25903 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to the fixed version Description: A NULL pointer dereference issue has been identified in the Linux kernel, specifically in the ftrace functionality. This issue arises when ftrace startup enable fails, causing the...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix pte update for kernel memory on radix When adding a PTE a ptesync is needed to order the update of the PTE with subsequent accesses otherwise a spurious fault may be raised. radixsetpteat does not do this for...

CVE-2021-47034 powerpc/64s: Fix pte update for kernel memory on radix

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix pte update for kernel memory on radix When adding a PTE a ptesync is needed to order the update of the PTE with subsequent accesses otherwise a spurious fault may be raised. radixsetpteat does not do this for...

CVE-2021-47034 powerpc/64s: Fix pte update for kernel memory on radix

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix pte update for kernel memory on radix When adding a PTE a ptesync is needed to order the update of the PTE with subsequent accesses otherwise a spurious fault may be raised. radixsetpteat does not do this for...

CVE-2021-47034

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix pte update for kernel memory on radix When adding a PTE a ptesync is needed to order the update of the PTE with subsequent accesses otherwise a spurious fault may be raised. radixsetpteat does not do this for...

Unbreakable Enterprise kernel security update

5.4.17-2136.328.3 - IB/cm: Cancel mad on the DREQ event when the state is MRAREPRCVD Mark Zhang Orabug: 36143228 - KSPLICE: make sure the stack is zeroed. Gregory Herrero Orabug: 36154654 - sched/fair: Fix tg-load when offlining a CPU Vincent Guittot Orabug: 36185207 - i2c: core: Fix atomic xfer...

kernel: lib/seq_buf.c has a seq_buf_putmem_hex buffer overflow

A buffer overflow write flaw was identified in seqbufputmemhex in lib/seqbuf.c in seqbuf in the Linux Kernel. This issue may allow a user with special debug privileges such as ftrace or root to cause an overflow in the destination buffer due to a missing sanity check...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: ext4: block range must be validated before use in ext4mbclearbb CVE-2022-50021 A use-after-free vulnerability in the Linux Kernel Performance Events system can be exploited to achieve local privilege escalation. T...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Do all initialization before exposing /dev/kvm to userspace CVE-2022-49932 A use-after-free vulnerability in the Linux Kernel Performance Events system can be exploited to achieve local privilege...

Unbreakable Enterprise kernel security update

5.4.17-2136.317.5.3 - udf: Fix file corruption when appending just after end of preallocated extent Jan Kara Orabug: 35192150 - selftests/ftrace: Fix bash specific '==' operator Masami Hiramatsu Google Orabug: 35192150 - net: Fix unwanted sign extension in netdevstatstostats64 Felix Riemann Orabu...

Veeam Agent for Linux 6 blksnap module - Xen PV/PVHVM filesystem corruption

Article Applicability This article is relevant only if the answer to all three of these questions is "Yes." 1. Is Veeam Agent for Linux 6 in use? 2. Is Veeam Agent for Linux installed within a Xen PV/PVHVM virtual machine, specifically Citrix XenServer or XCP-ng? 3. Is that virtual machine runnin...

K16833: Linux vulnerability CVE-2014-7826

Security Advisory Description kernel/trace/tracesyscalls.c in the Linux kernel through 3.17.2 does not properly handle private syscall numbers during use of the ftrace subsystem, which allows local users to gain privileges or cause a denial of service invalid pointer dereference via a crafted...

SUSE CVE-2010-3079

kernel/trace/ftrace.c in the Linux kernel before 2.6.35.5, when debugfs is enabled, does not properly handle interaction between mutex possession and llseek operations, which allows local users to cause a denial of service NULL pointer dereference and outage of all function tracing files via an...

SUSE CVE-2013-3301

The ftrace implementation in the Linux kernel before 3.8.8 allows local users to cause a denial of service NULL pointer dereference and system crash or possibly have unspecified other impact by leveraging the CAPSYSADMIN capability for write access to the 1 setftracepid or 2 setgraphfunction file...

SUSE CVE-2017-18261

The archtimerregreadstable macro in arch/arm64/include/asm/archtimer.h in the Linux kernel before 4.13 allows local users to cause a denial of service infinite recursion by writing to a file under /sys/kernel/debug in certain circumstances, as demonstrated by a scenario involving debugfs, ftrace,...

GSD-2022-1008288 ftrace: Fix null pointer dereference in ftrace_add_mod()

ftrace: Fix null pointer dereference in ftraceaddmod This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.300 by commit...

GSD-2022-1008223 ftrace: Fix null pointer dereference in ftrace_add_mod()

ftrace: Fix null pointer dereference in ftraceaddmod This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.267 by commit...

GSD-2022-1008143 ftrace: Fix null pointer dereference in ftrace_add_mod()

ftrace: Fix null pointer dereference in ftraceaddmod This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.225 by commit...

GSD-2022-1008096 ftrace: Fix use-after-free for dynamic ftrace_ops

ftrace: Fix use-after-free for dynamic ftraceops This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.154 by commit...