CVE-2026-23435

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Move event pointer setup earlier in x86pmuenable A production AMD EPYC system crashed with a NULL pointer dereference in the PMU NMI handler: BUG: kernel NULL pointer dereference, address: 0000000000000198 RIP:...

CVE-2026-23435

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Move event pointer setup earlier in x86pmuenable A production AMD EPYC system crashed with a NULL pointer dereference in the PMU NMI handler: BUG: kernel NULL pointer dereference, address: 0000000000000198 RIP:...

CVE-2026-23435

The CVE-2026-23435 entries describe a Linux kernel PMU/X86 perf vulnerability that was resolved. The root cause was a commit that moved cpuc->events[idx] assignment out of x86_pmu_start() into step 2 of x86_pmu_enable(), after PERF_HES_ARCH checks. This could allow a path that calls pmu->st...

CVE-2025-68375

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Fix NULL event access and potential PEBS record loss When intelpmudrainpebsicl is called to drain PEBS records, the perfeventoverflow could be called to process the last PEBS record. While perfeventoverflow could trigge...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from null event access and potential PEBS record loss, which could result in the event pointer being cleared...

SUSE-SU-2025:03239-1 Security update for expat

This update for expat fixes the following issues: expat was updated to version 2.7.1: - Bug fixes: - Restore event pointer behavior from Expat 2.6.4 that the fix to CVE-2024-8176 changed in 2.7.0; affected API functions are: - XMLGetCurrentByteCount - XMLGetCurrentByteIndex -...

SUSE-SU-2025:20207-1 Security update for expat

This update for expat fixes the following issues: Version update to 2.7.1: Bug fixes: Restore event pointer behavior from Expat 2.6.4 that the fix to CVE-2024-8176 changed in 2.7.0; affected API functions are: - XMLGetCurrentByteCount - XMLGetCurrentByteIndex - XMLGetCurrentColumnNumber -...

Security update for expat

This update for expat fixes the following issues: - CVE-2024-8176: Fixed denial of service from chaining a large number of entities caused by stack overflow by resolving use of recursion bsc1239618 Other fixes: - version update to 2.7.1 jscPED-12500 Bug fixes: 980 989 Restore event pointer...