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CVE-2026-64378

In the Linux kernel, the following vulnerability has been resolved: writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs() When a container exits, the following BUG_ON() is occasionally triggered: ================================================================== VFS: Busy inodes after unmount of sdb (ext4) ------------[ cut here ]------------ kernel BUG at fs/super.c:695! CPU: 3 PID: 6 Comm: containerd-shim Tainted: G OE K 6.6 #1 pstate: 63400009 (nZCv daif +PAN -U
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:be0e6561812997760a2caf20229e1b82c7afc4d1a6aa1fe27ee309767cd499a2
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":["fs/fs-writeback.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.5"},{"lessThan":"4.5","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.261","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/fs-writeback.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"087d5b8b501c570f84bf655164e6698c3ce146e0","status":"affected","version":"a1a0e23e49037c23ea84bc8cc146a03584d13577","versionType":"git"},{"lessThan":"3c9c9648f77e4d14e50676bc51c2174ba9c8d361","status":"affected","version":"a1a0e23e49037c23ea84bc8cc146a03584d13577","versionType":"git"},{"lessThan":"5c3265f3252b2ee50707adaaa3f9bd0df3df72de","status":"affected","version":"a1a0e23e49037c23ea84bc8cc146…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/fs-writeback.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.5"},{"lessThan":"4.5","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.261","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/fs-writeback.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"087d5b8b501c570f84bf655164e6698c3ce146e0","status":"affected","version":"a1a0e23e49037c23ea84bc8cc146a03584d13577","versionType":"git"},{"lessThan":"3c9c9648f77e4d14e50676bc51c2174ba9c8d361","status":"affected","version":"a1a0e23e49037c23ea84bc8cc146a03584d13577","versionType":"git"},{"lessThan":"5c3265f3252b2ee50707adaaa3f9bd0df3df72de","status":"affected","version":"a1a0e23e49037c23ea84bc8cc146…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /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:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/metrics/0/cvssV3_1

Source references

7 source assertions
{"url":"https://git.kernel.org/stable/c/087d5b8b501c570f84bf655164e6698c3ce146e0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/3c9c9648f77e4d14e50676bc51c2174ba9c8d361"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/53eeaf4d63068dbc7708b0c7adb20151c812feca"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/5c3265f3252b2ee50707adaaa3f9bd0df3df72de"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/685fc15a410885b6d4dee64de0dce721b9428b12"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/c923cc3cb5cd8945ceaf08252754110643446593"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/cba38ec4cbd3a7b8b942a8d52531a05be8a9ff0d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:da9091a99a3d7321ee0a5c541c24e4ed0474d890152d8b76d4af1f1d6f263d6f · sha256:50cb6115444b5fe2… · /containers/cna/references/6

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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