CVE-2025-37773: debian debian_linux
Vulnerability summary
CVE-2025-37773 is a medium (CVSS 5.5) vulnerability in debian debian_linux. EPSS estimates a 0.20% chance of exploitation in the next 30 days, higher than 9.1% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 42 · Related 40Timeline
- 01-05-2025PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 3 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.20%
Chance of exploitation in the next 30 days
Percentile
9%
Versus all other CVEs
30-day change
+0.01 pp
From 0.19% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Ubuntu134 products
- linuxAll versions (No fix recorded) | < 5.15.0-144.157 | < 6.8.0-100.100
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 5.15.0-1088.95 | < 6.8.0-1046.49
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Debian2 products
- linux< 6.1.135-1 | < 6.12.25-1
- debian_linuxEOL11.0
Linux2 products
- linux≥ a62a8ef9d97da23762a588592c8b8eb50a8deb6a, < b84f13fdad10a543e2e65bab7e81b3f0bceabd67 | ≥ a62a8ef9d97da23762a588592c8b8eb50a8deb6a, < 9d6dcf18a1b49990295ac8a05fd9bdfd27ccbf88 | ≥ a62a8ef9d97da23762a588592c8b8eb50a8deb6a, < 5ee09cdaf3414f6c92960714af46d3d90eede2f3 | ≥ a62a8ef9d97da23762a588592c8b8eb50a8deb6a, < 599d1e2a6aecc44acf22fe7ea6f5e84a7e526abe | ≥ a62a8ef9d97da23762a588592c8b8eb50a8deb6a, < f6ec52710dc5e156b774cbef5d0f5c99b1c53a80 | ≥ a62a8ef9d97da23762a588592c8b8eb50a8deb6a, < c3e31d613951c299487844c4d1686a933e8ee291 | ≥ a62a8ef9d97da23762a588592c8b8eb50a8deb6a, < a648d80f8d9b208beee03a2d9aa690cfacf1d41e | ≥ a62a8ef9d97da23762a588592c8b8eb50a8deb6a, < a94fd938df2b1628da66b498aa0eeb89593bc7a2 | 5.4
- linux_kernel≥ 5.4, < 5.4.293 | ≥ 5.5, < 5.10.237 | ≥ 5.11, < 5.15.181 | ≥ 5.16, < 6.1.135 | ≥ 6.2, < 6.6.88 | ≥ 6.7, < 6.12.25 | ≥ 6.13, < 6.14.4 | 6.15:rc1 | 6.15:rc2
3 vendors · 138 products