Vulnerability · Published Feb 26, 2024 · Assigned by mitre
CVE-2024-26462
Medium 5.5
In plain English
A medium-severity memory leak in the krb5-devel package (AlmaLinux). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.4%top 62.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/kdc/ndr.c.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | krb5-devel | 1.21.1-3.el9 | ALSA-2024:9331 |
| AlmaLinux:9 | krb5-libs | 1.21.1-3.el9 | ALSA-2024:9331 |
| AlmaLinux:9 | krb5-pkinit | 1.21.1-3.el9 | ALSA-2024:9331 |
| AlmaLinux:9 | krb5-server | 1.21.1-3.el9 | ALSA-2024:9331 |
| AlmaLinux:9 | krb5-server-ldap | 1.21.1-3.el9 | ALSA-2024:9331 |
| AlmaLinux:9 | krb5-workstation | 1.21.1-3.el9 | ALSA-2024:9331 |
| AlmaLinux:9 | libkadm5 | 1.21.1-3.el9 | ALSA-2024:9331 |
| Debian:12 | krb5 | 1.20.1-2+deb12u3 | DEBIAN-CVE-2024-26462 |
| Debian:13 | krb5 | 1.21.3-1 | DEBIAN-CVE-2024-26462 |
| Debian:14 | krb5 | 1.21.3-1 | DEBIAN-CVE-2024-26462 |
| Ubuntu:22.04:LTS | krb5 | 1.19.2-2ubuntu0.6 | USN-7314-1 |
| Ubuntu:24.04:LTS | krb5 | 1.20.1-6ubuntu2.5 | USN-7314-1 |
| Ubuntu:24.04:LTS | krb5 | 1.20.1-6ubuntu2.5 | UBUNTU-CVE-2024-26462 |
Affected products (as reported)
Weakness: CWE-401 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H