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CVE-2026-63819

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on f2fs_get_node_folio_ra() kernel BUG at fs/f2fs/file.c:845! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5336 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:f2fs_do_truncate_blocks+0x1115/0x1140 fs/f2fs/file.c:845 Code: fc fc 90 0f 0b e8 8b 9d 9a fd 90 0f 0b e8 83 9d 9a
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7b5bd0631089cd6db172d5e4cef074d0f53c66b14e732af6e1c25b05cec74671
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":["fs/f2fs/f2fs.h","fs/f2fs/node.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"406c28af75123432d38cf9bbaa6f1476f7b14770","status":"affected","version":"e05df3b115e7308afbca652769b54e4549fcc723","versionType":"git"},{"lessThan":"0cc21c1ffe15b4156b0bf744f32fd1faef0b7c73","status":"affected","version":"e05df3b115e7308afbca652769b54e4549fcc723","versionType":"git"},{"lessThan":"8712353ed80f87271d732297567dcdbe4b84e8c7","status":"affected","version":"e05df3b115e730…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:383e9ed509c92da10682da6f9c3ab2dcf1479856e736f19eef6d64509c495642 · sha256:5a613b5c6a93a48d… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["fs/f2fs/f2fs.h","fs/f2fs/node.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.8"},{"lessThan":"3.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.3","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:383e9ed509c92da10682da6f9c3ab2dcf1479856e736f19eef6d64509c495642 · sha256:5a613b5c6a93a48d… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/f2fs/f2fs.h","fs/f2fs/node.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"406c28af75123432d38cf9bbaa6f1476f7b14770","status":"affected","version":"e05df3b115e7308afbca652769b54e4549fcc723","versionType":"git"},{"lessThan":"0cc21c1ffe15b4156b0bf744f32fd1faef0b7c73","status":"affected","version":"e05df3b115e7308afbca652769b54e4549fcc723","versionType":"git"},{"lessThan":"8712353ed80f87271d732297567dcdbe4b84e8c7","status":"affected","version":"e05df3b115e730…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:383e9ed509c92da10682da6f9c3ab2dcf1479856e736f19eef6d64509c495642 · sha256:5a613b5c6a93a48d… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/f2fs/f2fs.h","fs/f2fs/node.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.8"},{"lessThan":"3.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.3","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:383e9ed509c92da10682da6f9c3ab2dcf1479856e736f19eef6d64509c495642 · sha256:5a613b5c6a93a48d… · /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:v2:383e9ed509c92da10682da6f9c3ab2dcf1479856e736f19eef6d64509c495642 · sha256:5a613b5c6a93a48d… · /containers/cna/metrics/0/cvssV3_1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/0cc21c1ffe15b4156b0bf744f32fd1faef0b7c73"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:383e9ed509c92da10682da6f9c3ab2dcf1479856e736f19eef6d64509c495642 · sha256:5a613b5c6a93a48d… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/406c28af75123432d38cf9bbaa6f1476f7b14770"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:383e9ed509c92da10682da6f9c3ab2dcf1479856e736f19eef6d64509c495642 · sha256:5a613b5c6a93a48d… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/8712353ed80f87271d732297567dcdbe4b84e8c7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:383e9ed509c92da10682da6f9c3ab2dcf1479856e736f19eef6d64509c495642 · sha256:5a613b5c6a93a48d… · /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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