VDB
ALPINE-CVE-2022-42898
ALPINE-CVE-2022-42898
PUBLISHED
CVSS 8.800000190734863 HIGH
PAC parsing in MIT Kerberos 5 (aka krb5) before 1.19.4 and 1.20.x before 1.20.1 has integer overflows that may lead to remote code execution (in KDC, kadmind, or a GSS or Kerberos application server) on 32-bit platforms (which have a resultant heap-based buffer overflow), and cause a denial of service on other platforms. This occurs in krb5_pac_parse in lib/krb5/krb/pac.c. Heimdal before 7.7.1 has "a similar bug."
Risk Scores
CVSS 3.1
8.800000190734863
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.22 | heimdal | 1.5.2-r5, 1.5.2-r4, 1.5.2-r3 |
| Alpine:v3.20 | krb5 | 1.13.2-r0, 1.11-r0, 1.11-r1 |
| Alpine:v3.24 | krb5 | 0 |
| Alpine:v3.24 | samba | 4.16.0 |
| Alpine:v3.21 | heimdal | 7.7.0-r7, 7.7.0-r6, 7.7.0-r5 |
| Alpine:v3.15 | heimdal | 1.5.2-r8, 0, 1.2.1-r0 |
| Alpine:v3.22 | samba | 4.2.1-r2, 0, 3.2.10-r0 |
| Alpine:v3.15 | samba | 4.12.1-r0, 0, 3.2.10-r0 |
| Alpine:v3.19 | krb5 | 1.11.4-r0, 1.12.1-r0, 1.12.2-r0 |
| Alpine:v3.21 | samba | 4.1.10-r0, 3.5.6-r0, 3.6.4-r1 |
| Alpine:v3.17 | heimdal | 7.7.0-r7, 7.7.0-r6, 7.7.0-r4 |
| Alpine:v3.17 | krb5 | 0, 1.20-r0, 1.19.3-r2 |
| Alpine:v3.18 | samba | 4.12.2-r0, 0, 3.2.10-r0 |
| Alpine:v3.19 | samba | 4.15.1-r1, 4.15.2-r0, 4.15.3-r0 |
| Alpine:v3.20 | samba | 3.6.3-r0, 3.6.4-r1, 3.6.5-r0 |
| Alpine:v3.15 | krb5 | 1.19.3-r0, 0, 1.19.3-r0 |
| Alpine:v3.24 | heimdal | 0 |
| Alpine:v3.21 | krb5 | 1.20-r0, 1.19.3-r2, 1.19.3-r1 |
| Alpine:v3.20 | heimdal | 7.7.0-r1, 7.5.0-r4, 7.5.0-r2 |
| Alpine:v3.22 | krb5 | 1.11.2-r1, 1.11.2-r0, 1.11-r2 |
…and 10 more
Timeline
- Dec 25, 2022 CVE Published
- Apr 30, 2026 Distribution Patch
- Jul 8, 2026 CVE Updated