SUSE-SU-2026:4296-1

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Source
https://www.suse.com/support/update/announcement/2026/suse-su-20264296-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4296-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/SUSE-SU-2026:4296-1
Upstream
CVE (3)
Related
CVE (3)
Published
2026-09-23T07:56:50Z
Modified
2026-09-23T18:15:05Z
Summary
Security update for util-linux
Details

This update for util-linux fixes the following issues:

  • CVE-2026-13595: heap use-after-free in libblkid nested partition probing (bsc#1269583).
  • CVE-2026-27456: TOCTOU in the mount program when setting up loop devices (bsc#1261606).
  • CVE-2026-53613: Local Privilege Escalation via TOCTOU in mount(8) — Target Path Redirection (bsc#1268886)
References

Affected packages

SUSE:Linux Enterprise Server 12 SP5-LTSS
python-libmount

Package

Name
python-libmount
Purl
pkg:rpm/suse/python-libmount&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSS

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.33.2-4.57.1

Ecosystem specific 

{
    "binaries":  [
        {
            "libblkid-devel":  "2.33.2-4.57.1",
            "libblkid1":  "2.33.2-4.57.1",
            "libblkid1-32bit":  "2.33.2-4.57.1",
            "libfdisk1":  "2.33.2-4.57.1",
            "libmount-devel":  "2.33.2-4.57.1",
            "libmount1":  "2.33.2-4.57.1",
            "libmount1-32bit":  "2.33.2-4.57.1",
            "libsmartcols-devel":  "2.33.2-4.57.1",
            "libsmartcols1":  "2.33.2-4.57.1",
            "libuuid-devel":  "2.33.2-4.57.1",
            "libuuid1":  "2.33.2-4.57.1",
            "libuuid1-32bit":  "2.33.2-4.57.1",
            "python-libmount":  "2.33.2-4.57.1",
            "util-linux":  "2.33.2-4.57.1",
            "util-linux-lang":  "2.33.2-4.57.1",
            "util-linux-systemd":  "2.33.2-4.57.1",
            "uuidd":  "2.33.2-4.57.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4296-1.json"
util-linux

Package

Name
util-linux
Purl
pkg:rpm/suse/util-linux&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSS

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.33.2-4.57.1

Ecosystem specific 

{
    "binaries":  [
        {
            "libblkid-devel":  "2.33.2-4.57.1",
            "libblkid1":  "2.33.2-4.57.1",
            "libblkid1-32bit":  "2.33.2-4.57.1",
            "libfdisk1":  "2.33.2-4.57.1",
            "libmount-devel":  "2.33.2-4.57.1",
            "libmount1":  "2.33.2-4.57.1",
            "libmount1-32bit":  "2.33.2-4.57.1",
            "libsmartcols-devel":  "2.33.2-4.57.1",
            "libsmartcols1":  "2.33.2-4.57.1",
            "libuuid-devel":  "2.33.2-4.57.1",
            "libuuid1":  "2.33.2-4.57.1",
            "libuuid1-32bit":  "2.33.2-4.57.1",
            "python-libmount":  "2.33.2-4.57.1",
            "util-linux":  "2.33.2-4.57.1",
            "util-linux-lang":  "2.33.2-4.57.1",
            "util-linux-systemd":  "2.33.2-4.57.1",
            "uuidd":  "2.33.2-4.57.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4296-1.json"
util-linux-systemd

Package

Name
util-linux-systemd
Purl
pkg:rpm/suse/util-linux-systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSS

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.33.2-4.57.1

Ecosystem specific 

{
    "binaries":  [
        {
            "libblkid-devel":  "2.33.2-4.57.1",
            "libblkid1":  "2.33.2-4.57.1",
            "libblkid1-32bit":  "2.33.2-4.57.1",
            "libfdisk1":  "2.33.2-4.57.1",
            "libmount-devel":  "2.33.2-4.57.1",
            "libmount1":  "2.33.2-4.57.1",
            "libmount1-32bit":  "2.33.2-4.57.1",
            "libsmartcols-devel":  "2.33.2-4.57.1",
            "libsmartcols1":  "2.33.2-4.57.1",
            "libuuid-devel":  "2.33.2-4.57.1",
            "libuuid1":  "2.33.2-4.57.1",
            "libuuid1-32bit":  "2.33.2-4.57.1",
            "python-libmount":  "2.33.2-4.57.1",
            "util-linux":  "2.33.2-4.57.1",
            "util-linux-lang":  "2.33.2-4.57.1",
            "util-linux-systemd":  "2.33.2-4.57.1",
            "uuidd":  "2.33.2-4.57.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4296-1.json"
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5
python-libmount

Package

Name
python-libmount
Purl
pkg:rpm/suse/python-libmount&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.33.2-4.57.1

Ecosystem specific 

{
    "binaries":  [
        {
            "libblkid-devel":  "2.33.2-4.57.1",
            "libblkid1":  "2.33.2-4.57.1",
            "libblkid1-32bit":  "2.33.2-4.57.1",
            "libfdisk1":  "2.33.2-4.57.1",
            "libmount-devel":  "2.33.2-4.57.1",
            "libmount1":  "2.33.2-4.57.1",
            "libmount1-32bit":  "2.33.2-4.57.1",
            "libsmartcols-devel":  "2.33.2-4.57.1",
            "libsmartcols1":  "2.33.2-4.57.1",
            "libuuid-devel":  "2.33.2-4.57.1",
            "libuuid1":  "2.33.2-4.57.1",
            "libuuid1-32bit":  "2.33.2-4.57.1",
            "python-libmount":  "2.33.2-4.57.1",
            "util-linux":  "2.33.2-4.57.1",
            "util-linux-lang":  "2.33.2-4.57.1",
            "util-linux-systemd":  "2.33.2-4.57.1",
            "uuidd":  "2.33.2-4.57.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4296-1.json"
util-linux

Package

Name
util-linux
Purl
pkg:rpm/suse/util-linux&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.33.2-4.57.1

Ecosystem specific 

{
    "binaries":  [
        {
            "libblkid-devel":  "2.33.2-4.57.1",
            "libblkid1":  "2.33.2-4.57.1",
            "libblkid1-32bit":  "2.33.2-4.57.1",
            "libfdisk1":  "2.33.2-4.57.1",
            "libmount-devel":  "2.33.2-4.57.1",
            "libmount1":  "2.33.2-4.57.1",
            "libmount1-32bit":  "2.33.2-4.57.1",
            "libsmartcols-devel":  "2.33.2-4.57.1",
            "libsmartcols1":  "2.33.2-4.57.1",
            "libuuid-devel":  "2.33.2-4.57.1",
            "libuuid1":  "2.33.2-4.57.1",
            "libuuid1-32bit":  "2.33.2-4.57.1",
            "python-libmount":  "2.33.2-4.57.1",
            "util-linux":  "2.33.2-4.57.1",
            "util-linux-lang":  "2.33.2-4.57.1",
            "util-linux-systemd":  "2.33.2-4.57.1",
            "uuidd":  "2.33.2-4.57.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4296-1.json"
util-linux-systemd

Package

Name
util-linux-systemd
Purl
pkg:rpm/suse/util-linux-systemd&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.33.2-4.57.1

Ecosystem specific 

{
    "binaries":  [
        {
            "libblkid-devel":  "2.33.2-4.57.1",
            "libblkid1":  "2.33.2-4.57.1",
            "libblkid1-32bit":  "2.33.2-4.57.1",
            "libfdisk1":  "2.33.2-4.57.1",
            "libmount-devel":  "2.33.2-4.57.1",
            "libmount1":  "2.33.2-4.57.1",
            "libmount1-32bit":  "2.33.2-4.57.1",
            "libsmartcols-devel":  "2.33.2-4.57.1",
            "libsmartcols1":  "2.33.2-4.57.1",
            "libuuid-devel":  "2.33.2-4.57.1",
            "libuuid1":  "2.33.2-4.57.1",
            "libuuid1-32bit":  "2.33.2-4.57.1",
            "python-libmount":  "2.33.2-4.57.1",
            "util-linux":  "2.33.2-4.57.1",
            "util-linux-lang":  "2.33.2-4.57.1",
            "util-linux-systemd":  "2.33.2-4.57.1",
            "uuidd":  "2.33.2-4.57.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4296-1.json"