openSUSE-SU-2026:21540-1

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Import Source
https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:21540-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/openSUSE-SU-2026:21540-1
Upstream
  • CVE-2026-15779
  • CVE-2026-2340
  • CVE-2026-3238
  • CVE-2026-58216
  • CVE-2026-58218
  • CVE-2026-58221
  • CVE-2026-58222
  • CVE-2026-6949
Related
Published
2026-08-06T09:33:09Z
Modified
2026-08-08T18:23:36Z
Summary
Security update for samba
Details

This update for samba fixes the following issues:

Update to 4.22.11.

Security issues fixed:

  • CVE-2026-1933: missing access check on reparse point operations allows unauthorized users to modify the user.SmbReparse xattr (bsc#1261188).
  • CVE-2026-2340: WORM vfs module does not block directory modification and allows file changes by any user with write access (bsc#1261158).
  • CVE-2026-3012: auto-enrolment GPO installing CA certificate over http without verification (bsc#1261159).
  • CVE-2026-3238: NULL pointer dereference in the WINS server compoenent of the AD domain controller code can lead to crash via crafted UDP packet (bsc#1261160).
  • CVE-2026-4408: improper escaping allows for remote command execution via the DCE/RPC SAMR server (bsc#1261163).
  • CVE-2026-4480: improper escaping allows for unauthenticated remote code execution via the printing subsystem (bsc#1261161).
  • CVE-2026-6949: TSIG packet with crafted name compression can crash internal DNS server (bsc#1271672).
  • CVE-2026-15779: pam_winbind module with mkhomedir set allows chown of critical system paths without validation (bsc#1271469).
  • CVE-2026-58216: 6-byte heap OOB read in packet parser of the kpasswd service (bsc#1271674).
  • CVE-2026-58218: DNS TKEY negotiation stores unauthenticated GSS contexts in a fixed FIFO before authentication completes (bsc#1271675).
  • CVE-2026-58221: authenticated LDAP access to internal LDB special DNs permits domain takeover (bsc#1271676).
  • CVE-2026-58222: LDAP Compare filter injection and trusted-request confusion disclose protected attributes (bsc#1271677).
  • CVE-2026-58224: heap OOB read due to unchecked packet length fields in CTDB (bsc#1271673).

Other updates and bugfixes:

  • samba-tool: do not complain of no subcommand with -V (bsc#1273189, bso#15770).
  • Add python3-cryptography and python3-requests requirements for samba-python3.
References

Affected packages

openSUSE:Leap 16.0 / samba

Package

Name
samba
Purl
pkg:rpm/opensuse/samba&distro=openSUSE%20Leap%2016.0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.22.11+git.552.66cfeb7de0a-160000.1.1

Ecosystem specific 

{
    "binaries": [
        {
            "ctdb": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "ctdb-pcp-pmda": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "ldb-tools": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "libldb-devel": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "libldb2": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "python3-ldb": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-ad-dc": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-ad-dc-libs": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-ceph": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-client": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-client-libs": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-dcerpc": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-devel": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-doc": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-dsdb-modules": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-gpupdate": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-ldb-ldap": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-libs": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-libs-python3": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-python3": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-test": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-tool": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-winbind": "4.22.11+git.552.66cfeb7de0a-160000.1.1",
            "samba-winbind-libs": "4.22.11+git.552.66cfeb7de0a-160000.1.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:21540-1.json"