CVE-2026-23334: linux
CVSS: 5.5v3.1MediumAnalyzed
AliasesUBUNTU-CVE-2026-23334DEBIAN-CVE-2026-23334
Published 25-03-2026Last modified 11-05-2026
Vulnerability summary
CVE-2026-23334 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.12% chance of exploitation in the next 30 days, higher than 1.8% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
0.12%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 17 · Related 15Timeline
- 25-03-2026PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: can: usb: f81604: handle short interrupt urb messages properly If an interrupt urb is received that is not the correct length, properly detect it and don't attempt to treat the data as valid.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 4.4Preferred score · OSV · Ubuntu (Ecosystem advisory) · calculated from vector
CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:NSourcesSingle source
Medium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSourcesAll 3 agree
- 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
0.12%
Chance of exploitation in the next 30 days
Percentile
2%
Versus all other CVEs
30-day change
0.00 pp
From 0.12% on 19-09-2026
19-09-202619-10-2026
EPSS score0.12%
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
Ubuntu145 products
- linuxAll versions (No fix recorded) | < 6.8.0-136.136
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 6.8.0-1061.64
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 88da17436973e463bed59bea79771fb03a21555e, < 9b740ff5bc649575a5e14ca8ee54e3dd5010aaf0 | ≥ 88da17436973e463bed59bea79771fb03a21555e, < c5d69da6c919648838734097861e979677eedcde | ≥ 88da17436973e463bed59bea79771fb03a21555e, < 36ead57443146e6b730ce1f48ca3e9b17e19a3d2 | ≥ 88da17436973e463bed59bea79771fb03a21555e, < 66615e6293388f75a56226d1216fd9cfb3d95e05 | ≥ 88da17436973e463bed59bea79771fb03a21555e, < 7299b1b39a255f6092ce4ec0b65f66e9d6a357af | 6.5
- linux_kernelEOL≥ 6.5.1, < 6.6.130 | ≥ 6.7, < 6.12.77 | ≥ 6.13, < 6.18.17 | ≥ 6.19, < 6.19.7 | 6.5 | 7.0:rc1 | 7.0:rc2 | 7.0:rc3 | 7.0:rc4 | 7.0:rc5 | 7.0:rc6 | 7.0:rc7
Debian1 product
- linux< 6.12.85-1 | < 6.19.8-1
3 vendors · 148 products