Description
Heap-based buffer overflow in the fcgid_header_bucket_read function in fcgid_bucket.c in the mod_fcgid module before 2.3.9 for the Apache HTTP Server allows remote attackers to have an unspecified impact via unknown vectors.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libapache2-mod-fcgid | 1:2.3.9-1 | — |
| Debian 13 | libapache2-mod-fcgid | 1:2.3.9-1 | — |
| Debian 12 | libapache2-mod-fcgid | 1:2.3.9-1 | — |
| Debian 7 | libapache2-mod-fcgid | 1:2.3.6-1.2+deb7u1 | DSA-2778-1 |
| Debian 6.0 | libapache2-mod-fcgid | 1:2.3.6-1+squeeze2 | DSA-2778-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | apache2-mod_fcgid | 2.3.9-7.3 | openSUSE-SU-2024:10564-1 |
Advisories 2
- DSA-2778-1 libapache2-mod-fcgid - heap-based buffer overflow Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10564-1 apache2-mod_fcgid-2.3.9-7.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- 55197 third-party-advisory
- openSUSE-SU-2013:1613 vendor-advisory
- openSUSE-SU-2013:1609 vendor-advisory
- DSA-2778 vendor-advisory
- http://svn.apache.org/viewvc?view=revision&revision=1527362
- 62939 vdb-entry
- openSUSE-SU-2013:1664 vendor-advisory
- SUSE-SU-2013:1667 vendor-advisory
- [dev] 20131008 [ANNOUNCE] mod_fcgid 2.3.9 released mailing-list