Home / mailings [SECURITY] [DSA 6297-1] samba security update
Posted on 26 May 2026
Debian Security Advisory- -------------------------------------------------------------------------
Debian Security Advisory DSA-6297-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
May 26, 2026 https://www.debian.org/security/faq
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Package : samba
CVE ID : CVE-2026-1933 CVE-2026-2340 CVE-2026-3012 CVE-2026-3238
CVE-2026-4408 CVE-2026-4480
Several vulnerabilities have been discovered in Samba, a SMB/CIFS file,
print, and login server for Unix, which might result in bypass of access
checks, overwrite of files in unintended situations using the WORM vfs
module, installing CA certificates over http without verification when
auto-enrollment GPO is enabled, denial of service or remote code
execution.
For the oldstable distribution (bookworm), these problems have been
fixed in version 2:4.17.12+dfsg-0+deb12u4.
For the stable distribution (trixie), these problems have been fixed in
version 2:4.22.8+dfsg-0+deb13u2.
We recommend that you upgrade your samba packages.
For the detailed security status of samba please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/samba
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
