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CVE-2026-53162

In the Linux kernel, the following vulnerability has been resolved: memcg: use round-robin victim selection in refill_stock Harry Yoo reported that get_random_u32_below() is not safe to call in the nmi context and memcg charge draining can happen in nmi context. More specifically get_random_u32_below() is neither reentrant- nor NMI-safe: it acquires a per-cpu local_lock via local_lock_irqsave() on the batched_entropy_u32 state. An NMI that lands on a CPU mid-update of the ChaCha batch state
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:27a20667d7971d19041523c5987e6cd73df17fcaae266740af4ac93241dcf9d8
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":["mm/memcontrol.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.36","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2febe43e058ac592e8faeee32e2e766f9e97150d74cf188f862a8aa7c4db14ed · sha256:68a4c84437cc1528… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["mm/memcontrol.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"89bd8215e25aa6999cc51696da418e0d422bc5e0","status":"affected","version":"f735eebe55f8f61758fe014bd0b02ab50b059e4d","versionType":"git"},{"lessThan":"00731bd7e18f182a32ca54d6b176eaa470b51ed7","status":"affected","version":"f735eebe55f8f61758fe014bd0b02ab50b059e4d","versionType":"git"},{"lessThan":"c0cafe24d3f6534294c4b2bc2d47734ff7cbd313","status":"affected","version":"f735eebe55f8f61758fe014bd0b02a…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2febe43e058ac592e8faeee32e2e766f9e97150d74cf188f862a8aa7c4db14ed · sha256:68a4c84437cc1528… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["mm/memcontrol.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.36","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2febe43e058ac592e8faeee32e2e766f9e97150d74cf188f862a8aa7c4db14ed · sha256:68a4c84437cc1528… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["mm/memcontrol.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"89bd8215e25aa6999cc51696da418e0d422bc5e0","status":"affected","version":"f735eebe55f8f61758fe014bd0b02ab50b059e4d","versionType":"git"},{"lessThan":"00731bd7e18f182a32ca54d6b176eaa470b51ed7","status":"affected","version":"f735eebe55f8f61758fe014bd0b02ab50b059e4d","versionType":"git"},{"lessThan":"c0cafe24d3f6534294c4b2bc2d47734ff7cbd313","status":"affected","version":"f735eebe55f8f61758fe014bd0b02a…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2febe43e058ac592e8faeee32e2e766f9e97150d74cf188f862a8aa7c4db14ed · sha256:68a4c84437cc1528… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/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:v2:2febe43e058ac592e8faeee32e2e766f9e97150d74cf188f862a8aa7c4db14ed · sha256:68a4c84437cc1528… · /containers/cna/metrics/0/cvssV3_1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/00731bd7e18f182a32ca54d6b176eaa470b51ed7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2febe43e058ac592e8faeee32e2e766f9e97150d74cf188f862a8aa7c4db14ed · sha256:68a4c84437cc1528… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/89bd8215e25aa6999cc51696da418e0d422bc5e0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2febe43e058ac592e8faeee32e2e766f9e97150d74cf188f862a8aa7c4db14ed · sha256:68a4c84437cc1528… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/c0cafe24d3f6534294c4b2bc2d47734ff7cbd313"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2febe43e058ac592e8faeee32e2e766f9e97150d74cf188f862a8aa7c4db14ed · sha256:68a4c84437cc1528… · /containers/cna/references/2

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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