CVE-2026-97586: Linux kernel · afs: Fix missing kunmap in afs_dir_search_bucket()
Affects Linux kernelSource CVE Database V5
Not known to be exploited · fixed in f57d4728ac54921b871868c5d5bd29b8ab50ee12 : update Linux kernel when convenient.
Data as of 26 Oct 2026, 13:47 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 9% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in f57d4728ac54921b871868c5d5bd29b8ab50ee12, c5fa4eb9c4b2c744ba88fb4ff2d729a158e66832, 950ae84b5cc944fbe27d81806d0b76af765f779c
Exploitation evidence
Disclosed: evidence found.
CVE published 25 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade Linux kernel to f57d4728ac54921b871868c5d5bd29b8ab50ee12, c5fa4eb9c4b2c744ba88fb4ff2d729a158e66832 or 950ae84b5cc944fbe27d81806d0b76af765f779c.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in– |
AI-suggested
A fix is available and has been applied in the Linux kernel commits identified by hashes f57d4728ac54921b871868c5d5bd29b8ab50ee12, c5fa4eb9c4b2c744ba88fb4ff2d729a158e66832, and 950ae84b5cc944fbe27d81806d0b76af765f779c. Users and administrators should update to a patched kernel version beyond 6.14 to remediate this issue.
Description
A vulnerability in the Linux kernel's AFS implementation was fixed by correcting a missing kunmap call in the afs_dir_search_bucket() function. The fix ensures proper unmapping of a memory block in an error path, preventing potential resource management issues.