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CVE-2026-52980

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Clear rel_deadline when initializing forked entities A yield-triggered crash can happen when a newly forked sched_entity enters the fair class with se->rel_deadline unexpectedly set. The failing sequence is: 1. A task is forked while se->rel_deadline is still set. 2. __sched_fork() initializes vruntime, vlag and other sched_entity state, but does not clear rel_deadline. 3. On the first enqueue, enqueue
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:67996362f7ee3df244956582d0af1bf8b2c8095d0c0b5b025f7c488ed5caa9c5
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":["kernel/sched/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c71bf35caba12bfd9bc23e32b0bcd9e02d1cf1ac","status":"affected","version":"82e9d0456e06cebe2c89f3c73cdbc9e3805e9437","versionType":"git"},{"lessThan":"f3c16e1f4a314a20717ab90a41885f8111a242ab","status":"affected","version":"82e9d0456e06cebe2c89f3c73cdbc9e3805e9437","versionType":"git"},{"lessThan":"8f4a16200785f49cf02c5b71bdfe7a9dab63f23a","status":"affected","version":"82e9d0456e06cebe2c89f3c73c…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ff8097422c748df75c9da9d76f7994ec2f3eb2c49e0e8a0f83c10aeff25c9f0f · sha256:baf0aa7379fb0723… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["kernel/sched/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.12"},{"lessThan":"6.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.91","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEq…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ff8097422c748df75c9da9d76f7994ec2f3eb2c49e0e8a0f83c10aeff25c9f0f · sha256:baf0aa7379fb0723… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["kernel/sched/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c71bf35caba12bfd9bc23e32b0bcd9e02d1cf1ac","status":"affected","version":"82e9d0456e06cebe2c89f3c73cdbc9e3805e9437","versionType":"git"},{"lessThan":"f3c16e1f4a314a20717ab90a41885f8111a242ab","status":"affected","version":"82e9d0456e06cebe2c89f3c73cdbc9e3805e9437","versionType":"git"},{"lessThan":"8f4a16200785f49cf02c5b71bdfe7a9dab63f23a","status":"affected","version":"82e9d0456e06cebe2c89f3c73c…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ff8097422c748df75c9da9d76f7994ec2f3eb2c49e0e8a0f83c10aeff25c9f0f · sha256:baf0aa7379fb0723… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["kernel/sched/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.12"},{"lessThan":"6.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.91","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEq…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ff8097422c748df75c9da9d76f7994ec2f3eb2c49e0e8a0f83c10aeff25c9f0f · sha256:baf0aa7379fb0723… · /containers/cna/affected/1

Source references

4 source assertions
{"url":"https://git.kernel.org/stable/c/3da56dc063cd77b9c0b40add930767fab4e389f3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ff8097422c748df75c9da9d76f7994ec2f3eb2c49e0e8a0f83c10aeff25c9f0f · sha256:baf0aa7379fb0723… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/8f4a16200785f49cf02c5b71bdfe7a9dab63f23a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ff8097422c748df75c9da9d76f7994ec2f3eb2c49e0e8a0f83c10aeff25c9f0f · sha256:baf0aa7379fb0723… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/c71bf35caba12bfd9bc23e32b0bcd9e02d1cf1ac"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ff8097422c748df75c9da9d76f7994ec2f3eb2c49e0e8a0f83c10aeff25c9f0f · sha256:baf0aa7379fb0723… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/f3c16e1f4a314a20717ab90a41885f8111a242ab"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ff8097422c748df75c9da9d76f7994ec2f3eb2c49e0e8a0f83c10aeff25c9f0f · sha256:baf0aa7379fb0723… · /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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