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CVE-2026-64235

In the Linux kernel, the following vulnerability has been resolved: x86/ftrace: Relocate %rip-relative percpu refs in dynamic trampolines With CONFIG_CALL_DEPTH_TRACKING enabled on an x86 retbleed-affected platform (eg: Skylake), with retbleed=stuff, registering a dynamic ftrace trampoline crashes on the first call into the traced function: BUG: unable to handle page fault for address: ffff88817ae18880 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present pag
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:3868301972e95760cc7a9542fc6d14e9d17fcd35c6b1a11aab1654ba2834a029
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":"affected","product":"Linux","programFiles":["arch/x86/kernel/ftrace.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.93","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.35","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.12","versionType":"semver"},{"lessThanO…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b9dc1ef56aabd89a742893e72734eb6bcfbe8403ce21cda007257ebcbc5d4163 · sha256:9f37a94076ac6489… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/x86/kernel/ftrace.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"8093442a2d1d4b42b9340a86023ccb2afb30b93a","status":"affected","version":"59bec00ace28d565ae0a68b23063ef3b961d82d5","versionType":"git"},{"lessThan":"d59cc66b702757e3c5a711e78a38583eac0c2738","status":"affected","version":"59bec00ace28d565ae0a68b23063ef3b961d82d5","versionType":"git"},{"lessThan":"9edff632ca216169846f8a63a5a3dc467e239c7a","status":"affected","version":"59bec00ace28d565ae0a6…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b9dc1ef56aabd89a742893e72734eb6bcfbe8403ce21cda007257ebcbc5d4163 · sha256:9f37a94076ac6489… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["arch/x86/kernel/ftrace.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.93","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.35","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.12","versionType":"semver"},{"lessThanO…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b9dc1ef56aabd89a742893e72734eb6bcfbe8403ce21cda007257ebcbc5d4163 · sha256:9f37a94076ac6489… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/x86/kernel/ftrace.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"8093442a2d1d4b42b9340a86023ccb2afb30b93a","status":"affected","version":"59bec00ace28d565ae0a68b23063ef3b961d82d5","versionType":"git"},{"lessThan":"d59cc66b702757e3c5a711e78a38583eac0c2738","status":"affected","version":"59bec00ace28d565ae0a68b23063ef3b961d82d5","versionType":"git"},{"lessThan":"9edff632ca216169846f8a63a5a3dc467e239c7a","status":"affected","version":"59bec00ace28d565ae0a6…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b9dc1ef56aabd89a742893e72734eb6bcfbe8403ce21cda007257ebcbc5d4163 · sha256:9f37a94076ac6489… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.1,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:b9dc1ef56aabd89a742893e72734eb6bcfbe8403ce21cda007257ebcbc5d4163 · sha256:9f37a94076ac6489… · /containers/cna/metrics/0/cvssV3_1

Source references

4 source assertions
{"url":"https://git.kernel.org/stable/c/8093442a2d1d4b42b9340a86023ccb2afb30b93a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b9dc1ef56aabd89a742893e72734eb6bcfbe8403ce21cda007257ebcbc5d4163 · sha256:9f37a94076ac6489… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/9edff632ca216169846f8a63a5a3dc467e239c7a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b9dc1ef56aabd89a742893e72734eb6bcfbe8403ce21cda007257ebcbc5d4163 · sha256:9f37a94076ac6489… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/a17dc12bfed8868e6a86f3b45c16065a70641acb"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b9dc1ef56aabd89a742893e72734eb6bcfbe8403ce21cda007257ebcbc5d4163 · sha256:9f37a94076ac6489… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/d59cc66b702757e3c5a711e78a38583eac0c2738"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b9dc1ef56aabd89a742893e72734eb6bcfbe8403ce21cda007257ebcbc5d4163 · sha256:9f37a94076ac6489… · /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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