CVE-2026-88840
Busybox: busybox: tls ssl_server reads one byte out of bounds when parsing truncated clienthello
- State
- Published
- Severity
- 5.3 Medium
- Published
- Sep 23, 2026
- Updated
- Sep 26, 2026
- Reserved
- Sep 10, 2026
Description
BusyBox TLS get_client_hello() reads past the end of the input buffer when parsing a truncated ClientHello message.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N | redhat |
Weaknesses
- CWE-125 Out-of-bounds Read
Affected Products
| Product | Versions |
|---|---|
Red Hat Hardened ImagesRed Hat |
References
- https://access.redhat.com/security/cve/CVE-2026-88840vdb-entry
- RHBZ#2531354issue-tracking
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