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Unscored USN-7582-2 0 CVEs

samba regression

Published Jun 30, 2025 · Updated Jun 25, 2026

Summary

USN-7582-1 fixed vulnerabilities in Samba. The update introduced a
regression. This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

Evgeny Legerov discovered that Samba incorrectly handled buffers in
certain GSSAPI routines of Heimdal. A remote attacker could possibly use
this issue to cause Samba to crash, resulting in a denial of service.
(CVE-2022-3437)

Greg Hudson discovered that Samba incorrectly handled PAC parsing. On
32-bit systems, a remote attacker could use this issue to escalate
privileges, or possibly execute arbitrary code. (CVE-2022-42898)

Joseph Sutton discovered that Samba could be forced to issue rc4-hmac
encrypted Kerberos tickets. A remote attacker could possibly use this
issue to escalate privileges. This issue only affected Ubuntu 20.04 LTS
and Ubuntu 22.04 LTS. (CVE-2022-45141)

Florent Saudel discovered that Samba incorrectly handled certain Spotlight
requests. A remote attacker could possibly use this issue to cause Samba
to consume resources, leading to a denial of service. (CVE-2023-34966)

Fixed packages 3

ReleasePackageFixed in
Ubuntu · Pro 14.04 LTS Pro:14.04:LTS samba 2:4.3.11+dfsg-0ubuntu0.14.04.20+esm14
Ubuntu · Pro 16.04 LTS Pro:16.04:LTS samba 2:4.3.11+dfsg-0ubuntu0.16.04.34+esm3
Ubuntu · Pro 18.04 LTS Pro:18.04:LTS samba 2:4.7.6+dfsg~ubuntu-0ubuntu2.29+esm2

References

  • report
    https://launchpad.net/bugs/2115450