Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: entry: avoid kprobe recursion The function cortexa76erratum1463225debuggerHandler is called when handling debug exceptions and synchronous exceptions from BRK instructions. If the compiler does not inline...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RISCV: kprobe: Fixed kernel panic when probing an illegal position The kernel would panic when trying to probe an illegal position. For example: CONFIGRISCVISAC=n Example code: bash echo 'p:hello kernelclone+0x16 a0=%a0'...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: Ensure that traceeventfile has a ref counter. The following actions can cause the kernel to crash: cd /sys/kernel/tracing echo 'p:sched schedule' kprobeevents exec 5events/kprobes/sched/enable kprobeevents exec 5&- Th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: kprobe: Fixed a memory leak in testgenkprobe/kretprobecmd. testgenkprobecmd only frees the buffer in the “fail path”; therefore, the buffer may leak when there is no failure. Move the kfreebuf call from the “fail path...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/kprobes: Fixed a null pointer reference in archpreparekprobe I found a null pointer reference in archpreparekprobe: echo 'p cmdlineprocshow' kprobeevents echo 'p cmdlineprocshow+16' kprobeevents The kernel attempted to re...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: kprobe: Fixed a potential nullptrdereference issue in traceeventfile in kprobeeventgentestexit. When tracegeteventfile fails, genkretprobetest will be assigned as the error code. If the kprobeeventgentest module is remov...

CVE-2026-72028 riscv: probes: save original sp in rethook trampoline

In the Linux kernel, the following vulnerability has been resolved: riscv: probes: save original sp in rethook trampoline Reading a word from the stack in a kretprobe crashes a risc-v kernel. $ cd /sys/kernel/tracing/ $ echo 'r nttywrite $stack0' dynamicevents $ echo 1 events/kprobes/enable Unabl...

UBUNTU-CVE-2026-68174

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix union collision of module and refcnt for dynamic events In 'struct traceeventcall', the 'module' pointer and the 'refcnt' atomic variable share the same memory space in a union. For dynamic events, the union member i...

CVE-2026-64075

In the Linux kernel, the following vulnerability has been resolved: fprobe: Fix unregisterfprobe to wait for RCU grace period Commit 4346ba1604093 "fprobe: Rewrite fprobe on function-graph tracer" changed fprobe to register struct fprobe to an rcu-hlist, but it forgot to wait for RCU GP. Thus the...

CVE-2026-64163

In the Linux kernel, the following vulnerability has been resolved: testkprobes: clear kprobes between test runs Running the kprobes sanity tests twice makes all tests fail and eventually crashes the kernel. root@martin-riscv-1 echo 1 /sys/kernel/debug/kunit/kprobestest/run ... Totals: pass:5...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: CVE-2025-40216: iouring/rsrc: don't rely on user vaddr alignment bsc1259764. CVE-2025-40341: futex: Don't leak robustlist pointer on exec race bsc1255029. CVE-2025-71294:...

SUSE CVE-2026-53095

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix abuse of kprobewritectx via freplace uprobe programs are allowed to modify struct ptregs. Since the actual program type of uprobe is KPROBE, it can be abused to modify struct ptregs via kprobe+freplace when the kprobe...

Linux Distros Unpatched Vulnerability : CVE-2026-53095

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: bpf: Fix abuse of kprobewritectx via freplace uprobe programs are allowed to modify struct...

GO-2026-5366 OpenTelemetry eBPF Instrumentation: Java TLS ioctl kprobe allows kernel memory disclosure in go.opentelemetry.io/obi

OpenTelemetry eBPF Instrumentation: Java TLS ioctl kprobe allows kernel memory disclosure in go.opentelemetry.io/obi...

CVE-2026-53095

A flaw was found in the Linux kernel. This vulnerability allows for the abuse of the kprobewritectx mechanism through freplace in Berkeley Packet Filter BPF kprobe programs. A local attacker could exploit this by attaching a freplace program to a kprobe program that is attached to a kernel...

CVE-2026-53095

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix abuse of kprobewritectx via freplace uprobe programs are allowed to modify struct ptregs. Since the actual program type of uprobe is KPROBE, it can be abused to modify struct ptregs via kprobe+freplace when the kprobe...

CVE-2026-53095

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix abuse of kprobewritectx via freplace uprobe programs are allowed to modify struct ptregs. Since the actual program type of uprobe is KPROBE, it can be abused to modify struct ptregs via kprobe+freplace when the kprobe...

EUVD-2026-38963

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix abuse of kprobewritectx via freplace uprobe programs are allowed to modify struct ptregs. Since the actual program type of uprobe is KPROBE, it can be abused to modify struct ptregs via kprobe+freplace when the kprobe...

CVE-2026-53095 bpf: Fix abuse of kprobe_write_ctx via freplace

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix abuse of kprobewritectx via freplace uprobe programs are allowed to modify struct ptregs. Since the actual program type of uprobe is KPROBE, it can be abused to modify struct ptregs via kprobe+freplace when the kprobe...

CVE-2026-53095 bpf: Fix abuse of kprobe_write_ctx via freplace

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix abuse of kprobewritectx via freplace uprobe programs are allowed to modify struct ptregs. Since the actual program type of uprobe is KPROBE, it can be abused to modify struct ptregs via kprobe+freplace when the kprobe...