Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-64216

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix potential UAF in netfs_unlock_abandoned_read_pages() netfs_unlock_abandoned_read_pages(rreq) accesses the index of the folios it is wanting to unlock and compares that to rreq->no_unlock_folio so that it doesn't unlock a folio being read for netfs_perform_write() or netfs_write_begin(). However, given that netfs_unlock_abandoned_read_pages() is called _after_ NETFS_RREQ_IN_PROGRESS is cleared, the one folio that it
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:6117ee617d9a918141325299b4d8e470bddf08ccfe2637f69c6e057d5a34a2ef
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/netfs/buffered_read.c","fs/netfs/read_collect.c","fs/netfs/read_retry.c","include/linux/netfs.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"6080fa3ecfbb4448a3b47368629534c09b6ec750","status":"affected","version":"ee4cdf7ba857a894ad1650d6ab77669cbbfa329e","versionType":"git"},{"lessThan":"3866d015f33aeedf81338dd99154703bef33faef","status":"affected","version":"ee4cdf7ba857a894ad1650d6ab77669cbbfa329e","versionType":"git"},{"lessThan":"dbe556972100fabb8e5a…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c51975b71f8fa98150a4f8e4e51f5da7aa0ccaadf39de01d18340fa52fe2db0f · sha256:3de552b52122e668… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["fs/netfs/buffered_read.c","fs/netfs/read_collect.c","fs/netfs/read_retry.c","include/linux/netfs.h"],"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":"6.18.*","status":"unaffected","version":"6.18.34","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","statu…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c51975b71f8fa98150a4f8e4e51f5da7aa0ccaadf39de01d18340fa52fe2db0f · sha256:3de552b52122e668… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/netfs/buffered_read.c","fs/netfs/read_collect.c","fs/netfs/read_retry.c","include/linux/netfs.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"6080fa3ecfbb4448a3b47368629534c09b6ec750","status":"affected","version":"ee4cdf7ba857a894ad1650d6ab77669cbbfa329e","versionType":"git"},{"lessThan":"3866d015f33aeedf81338dd99154703bef33faef","status":"affected","version":"ee4cdf7ba857a894ad1650d6ab77669cbbfa329e","versionType":"git"},{"lessThan":"dbe556972100fabb8e5a…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c51975b71f8fa98150a4f8e4e51f5da7aa0ccaadf39de01d18340fa52fe2db0f · sha256:3de552b52122e668… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/netfs/buffered_read.c","fs/netfs/read_collect.c","fs/netfs/read_retry.c","include/linux/netfs.h"],"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":"6.18.*","status":"unaffected","version":"6.18.34","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","statu…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c51975b71f8fa98150a4f8e4e51f5da7aa0ccaadf39de01d18340fa52fe2db0f · sha256:3de552b52122e668… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/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:c51975b71f8fa98150a4f8e4e51f5da7aa0ccaadf39de01d18340fa52fe2db0f · sha256:3de552b52122e668… · /containers/cna/metrics/0/cvssV3_1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/3866d015f33aeedf81338dd99154703bef33faef"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c51975b71f8fa98150a4f8e4e51f5da7aa0ccaadf39de01d18340fa52fe2db0f · sha256:3de552b52122e668… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/6080fa3ecfbb4448a3b47368629534c09b6ec750"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c51975b71f8fa98150a4f8e4e51f5da7aa0ccaadf39de01d18340fa52fe2db0f · sha256:3de552b52122e668… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/dbe556972100fabb8e5a1b3d2163831ff07b1e8e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c51975b71f8fa98150a4f8e4e51f5da7aa0ccaadf39de01d18340fa52fe2db0f · sha256:3de552b52122e668… · /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.

← Back to CVE Explorer