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CVE-2026-46223

In the Linux kernel, the following vulnerability has been resolved: cgroup: Defer css percpu_ref kill on rmdir until cgroup is depopulated A chain of commits going back to v7.0 reworked rmdir to satisfy the controller invariant that a subsystem's ->css_offline() must not run while tasks are still doing kernel-side work in the cgroup. [1] d245698d727a ("cgroup: Defer task cgroup unlink until after the task is done switching out") [2] a72f73c4dd9b ("cgroup: Don't expose dead tasks in cgroup") [
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:dc589b1e0219fd66a0491984c8bcd674a17b54e7ad0fbb2d1f86bcf1479821a5
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/cgroup-defs.h","kernel/cgroup/cgroup.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.0"},{"lessThan":"7.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:dcecf89707e3607a0dd5d085885befe3de9a5aabddfa0392eec01d9a53af4c3c · sha256:fbffd706cc4dcea3… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["include/linux/cgroup-defs.h","kernel/cgroup/cgroup.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"33fa2e6b1507a0a377a151a8826438bedad1d0b0","status":"affected","version":"1b164b876c36c3eb5561dd9b37702b04401b0166","versionType":"git"},{"lessThan":"93618edf753838a727dbff63c7c291dee22d656b","status":"affected","version":"1b164b876c36c3eb5561dd9b37702b04401b0166","versionType":"git"},{"status":"affected","version":"78c72bce4a87819126211c0d24e18350010604fb","vers…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:dcecf89707e3607a0dd5d085885befe3de9a5aabddfa0392eec01d9a53af4c3c · sha256:fbffd706cc4dcea3… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["include/linux/cgroup-defs.h","kernel/cgroup/cgroup.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.0"},{"lessThan":"7.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:dcecf89707e3607a0dd5d085885befe3de9a5aabddfa0392eec01d9a53af4c3c · sha256:fbffd706cc4dcea3… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["include/linux/cgroup-defs.h","kernel/cgroup/cgroup.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"33fa2e6b1507a0a377a151a8826438bedad1d0b0","status":"affected","version":"1b164b876c36c3eb5561dd9b37702b04401b0166","versionType":"git"},{"lessThan":"93618edf753838a727dbff63c7c291dee22d656b","status":"affected","version":"1b164b876c36c3eb5561dd9b37702b04401b0166","versionType":"git"},{"status":"affected","version":"78c72bce4a87819126211c0d24e18350010604fb","vers…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:dcecf89707e3607a0dd5d085885befe3de9a5aabddfa0392eec01d9a53af4c3c · sha256:fbffd706cc4dcea3… · /containers/cna/affected/0

Source references

2 source assertions
{"url":"https://git.kernel.org/stable/c/33fa2e6b1507a0a377a151a8826438bedad1d0b0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:dcecf89707e3607a0dd5d085885befe3de9a5aabddfa0392eec01d9a53af4c3c · sha256:fbffd706cc4dcea3… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/93618edf753838a727dbff63c7c291dee22d656b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:dcecf89707e3607a0dd5d085885befe3de9a5aabddfa0392eec01d9a53af4c3c · sha256:fbffd706cc4dcea3… · /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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