| Name | CVE-2025-24528 |
| Description | In MIT Kerberos 5 (aka krb5) before 1.22 (with incremental propagation), there is an integer overflow for a large update size to resize() in kdb_log.c. An authenticated attacker can cause an out-of-bounds write and kadmind daemon crash. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-4065-1 |
| Debian Bugs | 1094730 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| krb5 (PTS) | bullseye | 1.18.3-6+deb11u5 | vulnerable |
| bullseye (security) | 1.18.3-6+deb11u7 | fixed | |
| bookworm | 1.20.1-2+deb12u4 | fixed | |
| bookworm (security) | 1.20.1-2+deb12u2 | vulnerable | |
| trixie | 1.21.3-5 | fixed | |
| forky, sid | 1.22.1-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| krb5 | source | bullseye | 1.18.3-6+deb11u6 | DLA-4065-1 | ||
| krb5 | source | bookworm | 1.20.1-2+deb12u3 | |||
| krb5 | source | (unstable) | 1.21.3-5 | 1094730 |
https://bugzilla.redhat.com/show_bug.cgi?id=2342796
Fixed by: https://github.com/krb5/krb5/commit/78ceba024b64d49612375be4a12d1c066b0bfbd0