CVE-2025-37773: Linux kernel · virtiofs: add filesystem context source name check
Affects Linux kernelSource GCVE Database
Not known to be exploited.
Data as of 5 Nov 2026, 21:49 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
Thin evidence
One scorer or noneExploitation evidence
Disclosed: evidence found.
CVE published 1 May 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: 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 5 Nov 2026.
Description
In the Linux kernel, the following vulnerability has been resolved: virtiofs: add filesystem context source name check In certain scenarios, for example, during fuzz testing, the source name may be NULL, which could lead to a kernel panic. Therefore, an extra check for the source name should be added.
References
- git.kernel.org/stable/c/b84f13fdad10a543e2e65bab7e81b3f0bceabd67 (opens in a new tab)
- git.kernel.org/stable/c/9d6dcf18a1b49990295ac8a05fd9bdfd27ccbf88 (opens in a new tab)
- git.kernel.org/stable/c/5ee09cdaf3414f6c92960714af46d3d90eede2f3 (opens in a new tab)
- git.kernel.org/stable/c/599d1e2a6aecc44acf22fe7ea6f5e84a7e526abe (opens in a new tab)
- git.kernel.org/stable/c/f6ec52710dc5e156b774cbef5d0f5c99b1c53a80 (opens in a new tab)
- git.kernel.org/stable/c/c3e31d613951c299487844c4d1686a933e8ee291 (opens in a new tab)
- git.kernel.org/stable/c/a648d80f8d9b208beee03a2d9aa690cfacf1d41e (opens in a new tab)
- git.kernel.org/stable/c/a94fd938df2b1628da66b498aa0eeb89593bc7a2 (opens in a new tab)
- lists.debian.org/debian-lts-announce/2025/05/msg00045.html (opens in a new tab)
- lists.debian.org/debian-lts-announce/2025/05/msg00030.html (opens in a new tab)