CVE-2026-88839
Busybox: busybox: passwd/group parser writes heap pointers out of bounds due to stale tokenize() endpoint
- State
- Published
- Severity
- 6.7 Medium
- Published
- Sep 23, 2026
- Updated
- Sep 25, 2026
- Reserved
- Sep 10, 2026
Description
BusyBox passwd/group tokenize() references a stale endpoint pointer after trimming, causing an out-of-bounds write of heap pointers.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.7 Medium | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | redhat |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
Red Hat Hardened ImagesRed Hat |
|
References
- RHSA-2026:72111vendor-advisory
- https://access.redhat.com/security/cve/CVE-2026-88839vdb-entry
- RHBZ#2531353issue-tracking
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.