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CVE-2026-23435

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Move event pointer setup earlier in x86_pmu_enable() A production AMD EPYC system crashed with a NULL pointer dereference in the PMU NMI handler: BUG: kernel NULL pointer dereference, address: 0000000000000198 RIP: x86_perf_event_update+0xc/0xa0 Call Trace: <NMI> amd_pmu_v2_handle_irq+0x1a6/0x390 perf_event_nmi_handler+0x24/0x40 The faulting instruction is `cmpq $0x0, 0x198(%rdi)` with RDI=0, corresp
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:6af21524ef486ffa65f3c1ca014ab937d9e8fd162833191421de8c2193b3f4d4
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/x86/events/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"886fa869153917d902784098922defa20c3a2fe5","status":"affected","version":"6b089028bff1f2ff9e0c62b8f1faca1a620e5d6e","versionType":"git"},{"lessThan":"c1dd1e2b722d3f1f2e4977dad8d1be78fdfb30cb","status":"affected","version":"7e772a93eb61cb6265bdd1c5bde17d0f2718b452","versionType":"git"},{"lessThan":"8d5fae6011260de209aaf231120e8146b14bc8e0","status":"affected","version":"7e772a93eb61cb6265bdd1c…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8e996b1fe3e9c748f2779600a9f08e860bc24038886f585fa2fa6ca0a59e088b · sha256:1431cd74c43e020f… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["arch/x86/events/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.20","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8e996b1fe3e9c748f2779600a9f08e860bc24038886f585fa2fa6ca0a59e088b · sha256:1431cd74c43e020f… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/x86/events/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"886fa869153917d902784098922defa20c3a2fe5","status":"affected","version":"6b089028bff1f2ff9e0c62b8f1faca1a620e5d6e","versionType":"git"},{"lessThan":"c1dd1e2b722d3f1f2e4977dad8d1be78fdfb30cb","status":"affected","version":"7e772a93eb61cb6265bdd1c5bde17d0f2718b452","versionType":"git"},{"lessThan":"8d5fae6011260de209aaf231120e8146b14bc8e0","status":"affected","version":"7e772a93eb61cb6265bdd1c…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8e996b1fe3e9c748f2779600a9f08e860bc24038886f585fa2fa6ca0a59e088b · sha256:1431cd74c43e020f… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["arch/x86/events/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.20","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8e996b1fe3e9c748f2779600a9f08e860bc24038886f585fa2fa6ca0a59e088b · sha256:1431cd74c43e020f… · /containers/cna/affected/1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/886fa869153917d902784098922defa20c3a2fe5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8e996b1fe3e9c748f2779600a9f08e860bc24038886f585fa2fa6ca0a59e088b · sha256:1431cd74c43e020f… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/8d5fae6011260de209aaf231120e8146b14bc8e0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8e996b1fe3e9c748f2779600a9f08e860bc24038886f585fa2fa6ca0a59e088b · sha256:1431cd74c43e020f… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/c1dd1e2b722d3f1f2e4977dad8d1be78fdfb30cb"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8e996b1fe3e9c748f2779600a9f08e860bc24038886f585fa2fa6ca0a59e088b · sha256:1431cd74c43e020f… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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