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CVE-2026-53011

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: fix use-after-free in advance_sched() on schedule switch In advance_sched(), when should_change_schedules() returns true, switch_schedules() is called to promote the admin schedule to oper. switch_schedules() queues the old oper schedule for RCU freeing via call_rcu(), but 'next' still points into an entry of the old oper schedule. The subsequent 'next->end_time = end_time' and rcu_assign_pointer(q->current_
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:95146fcb43dbe83c4512b3877119ed9a213fcb492208f00a8f2c53d98c478dab
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":["net/sched/sch_taprio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"a8fc396519ef4f081bc545e88f61241728bb78d7","status":"affected","version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","versionType":"git"},{"lessThan":"3471874578160a28c171a607fa069f24062634b8","status":"affected","version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","versionType":"git"},{"lessThan":"7256996e1ef553716817f3bfd077c2f3b48b582f","status":"affected","version":"a3d43c0d56f1b94e74963a2…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/sched/sch_taprio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.2"},{"lessThan":"5.2","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThan…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/sched/sch_taprio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"a8fc396519ef4f081bc545e88f61241728bb78d7","status":"affected","version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","versionType":"git"},{"lessThan":"3471874578160a28c171a607fa069f24062634b8","status":"affected","version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","versionType":"git"},{"lessThan":"7256996e1ef553716817f3bfd077c2f3b48b582f","status":"affected","version":"a3d43c0d56f1b94e74963a2…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["net/sched/sch_taprio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.2"},{"lessThan":"5.2","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThan…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/affected/1

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:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/metrics/0/cvssV3_1

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/0e62171df8ed4804d00db088f17eed06468233fa"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/105425b1969c5affe532713cfac1c0b320d7ac2b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/1bd286fa3e21200133478ed523cc6a2788baf38a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/3471874578160a28c171a607fa069f24062634b8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/7256996e1ef553716817f3bfd077c2f3b48b582f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/a8fc396519ef4f081bc545e88f61241728bb78d7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/b73235da5dde77ed1264f9767b62c28c9d71fd78"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/eee072fe16c646190d33ae69c9983d8de1562bf8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:57d0e0c20200cc01451c6538522d9f53f893ded6728b7ad85f40391c11b3ee9c · sha256:4b55b38bd45a32fc… · /containers/cna/references/3

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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