UpHeron
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Servers and applications

CVE-2022-42898

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…

Severity
High 8.8
Published
25 Dec 2022
Last changed
14 Oct 2026
Added to UpHeron
1 Nov 2026
Fixed in
4.15.12, 4.16.7, 4.17.3
Sources
NVD

Affected software

SoftwareAffected versions
SambaServers and applications · cpe:a:samba:samba
  • Every version before 4.15.12
  • From 4.16.0 before 4.16.7
  • From 4.17.0 before 4.17.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2022-42898
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2022-42898