5.3
Medium
CVE-2026-88831 BusyBox httpd IP deny rules with invalid CIDR prefix lengths fail open, leaving a parsed IP with a zeroed mask so the…
Description
BusyBox httpd IP deny rules with invalid CIDR prefix lengths fail open, leaving a parsed IP with a zeroed mask so the rule matches no clients.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Hardened Images 1.37 | earliest → < 1.37.0-9.1.hum1 | 1.37.0-9.1.hum1 |
References
- RHSA-2026:72111 access.redhat.com
- access.redhat.com access.redhat.com
- RHBZ#2531346 bugzilla.redhat.com
Timeline
- Published
- Last modified
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