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CVE-2026-53314

In the Linux kernel, the following vulnerability has been resolved: padata: Put CPU offline callback in ONLINE section to allow failure syzbot reported the following warning: DEAD callback error for CPU1 WARNING: kernel/cpu.c:1463 at _cpu_down+0x759/0x1020 kernel/cpu.c:1463, CPU#0: syz.0.1960/14614 at commit 4ae12d8bd9a8 ("Merge tag 'kbuild-fixes-7.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kbuild/linux") which tglx traced to padata_cpu_dead() given it's the only sub-CPUHP
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b94646bd822ef78a0065ac076a41f1a06f003e984c9114c43fb10d11dbc152d5
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":["include/linux/cpuhotplug.h","include/linux/padata.h","kernel/padata.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.6"},{"lessThan":"5.6","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.141","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["include/linux/cpuhotplug.h","include/linux/padata.h","kernel/padata.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"65dae8b34f0810f3fa9f77c4c63650cd20820693","status":"affected","version":"894c9ef9780c5cf2f143415e867ee39a33ecb75d","versionType":"git"},{"lessThan":"a6d44f477000c6352de6b05e9e276e62083e5fbf","status":"affected","version":"894c9ef9780c5cf2f143415e867ee39a33ecb75d","versionType":"git"},{"lessThan":"3e6c08dd97dcd22a00aee469e0adfa819071d80e","status…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["include/linux/cpuhotplug.h","include/linux/padata.h","kernel/padata.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.6"},{"lessThan":"5.6","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.141","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["include/linux/cpuhotplug.h","include/linux/padata.h","kernel/padata.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"65dae8b34f0810f3fa9f77c4c63650cd20820693","status":"affected","version":"894c9ef9780c5cf2f143415e867ee39a33ecb75d","versionType":"git"},{"lessThan":"a6d44f477000c6352de6b05e9e276e62083e5fbf","status":"affected","version":"894c9ef9780c5cf2f143415e867ee39a33ecb75d","versionType":"git"},{"lessThan":"3e6c08dd97dcd22a00aee469e0adfa819071d80e","status…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/affected/0

Source references

6 source assertions
{"url":"https://git.kernel.org/stable/c/3e6c08dd97dcd22a00aee469e0adfa819071d80e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/5a9f29a3e076b637d2234093e57989cf755ded5b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/65dae8b34f0810f3fa9f77c4c63650cd20820693"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/9afe53f14a2aae8c4beb30e5ea51641a34f1a3d3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/a6d44f477000c6352de6b05e9e276e62083e5fbf"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/c8c4a2972f83c8b68ff03b43cecdb898939ff851"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f7fab38ab37ef0abf3a74d13aeef2c4593b62ea53c73057635542ae450f7f1b0 · sha256:7769330395b15d20… · /containers/cna/references/5

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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