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CVE-2026-15059

systemd-oomd: unprivileged users can terminate arbitrary processes

5.5 MediumFix available

Local unprivileged users can terminate arbitrary local processes via a systemd-oomd IPC API due to a missing path traversal validation.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.16%Unchanged since Aug 11, 2026
90%50%10%1%

What each source reports

CVE List Score used 5.5

systemd-oomd: unprivileged users can terminate arbitrary processes

Local unprivileged users can terminate arbitrary local processes via a systemd-oomd IPC API due to a missing path traversal validation.

Record
CVE-2026-15059
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-22, CWE-59
Updated
2026-11-02
EUVDEUVD-2026-55625 5.5

Local unprivileged users can terminate arbitrary local processes via a systemd-oomd IPC API due to a missing path traversal validation.

Record
EUVD-2026-55625
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
NVD 5.5

Local unprivileged users can terminate arbitrary local processes via a systemd-oomd IPC API due to a missing path traversal validation.

Record
CVE-2026-15059
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-22, CWE-59
Updated
2026-11-02
OSVDEBIAN-CVE-2026-15059 5.5

Local unprivileged users can terminate arbitrary local processes via a systemd-oomd IPC API due to a missing path traversal validation.

Record
DEBIAN-CVE-2026-15059
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2026:46016 5.5

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Record
RHSA-2026:46016
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2026-15059 5.5

Local unprivileged users can terminate arbitrary local processes via a systemd-oomd IPC API due to a missing path traversal validation.

Record
UBUNTU-CVE-2026-15059
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVAZL-95640 No score

CVE-2026-15059 affecting package systemd for versions less than 255-34

Local unprivileged users can terminate arbitrary local processes via a systemd-oomd IPC API due to a missing path traversal validation.

Record
AZL-95640
Updated
2026-11-05
OSVAZL-95646 No score

CVE-2026-15059 affecting package systemd-bootstrap for versions less than 250.3-20

Local unprivileged users can terminate arbitrary local processes via a systemd-oomd IPC API due to a missing path traversal validation.

Record
AZL-95646
Updated
2026-11-05
OSVUSN-8626-1 No score

systemd vulnerabilities

It was discovered that systemd-homed did not properly verify the signature of home records. A local attacker could possibly use this issue to add arbitrary system groups to a logged-in user and gain elevated privileges. (CVE-2026-16742)

It was discovered that systemd-machined incorrectly handled certain polkit authorization checks. A local attacker could possibly use this issue to terminate arbitrary processes, including privileged ones. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-15060)

It was discovered that systemd-oomd did not properly validate certain IPC requests. A local attacker could possibly use this issue to terminate arbitrary processes. (CVE-2026-15059)

Record
USN-8626-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
systemd
Azure Linux:3
 before 255-34
255-34
systemd-bootstrap
Azure Linux:3
 before 250.3-20
250.3-20
systemd
Debian:12
 All versions, plus listed versions
252.11-1252.11-1~deb12u1252.12-1~deb12u1252.14-1~deb12u1252.16-1~deb12u1
Show 45 moreShow less
252.17-1~deb12u1252.18-1~deb12u1252.19-1~deb12u1252.20-1~deb12u1252.21-1~deb12u1252.22-1~deb12u1252.23-1~deb12u1252.24-1~deb12u1252.25-1~deb12u1252.26-1~deb12u1252.26-1~deb12u2252.26-1~deb12u2~bpo11+1252.27-1~deb12u1252.28-1~deb12u1252.29-1~deb12u1252.29-1~deb12u1~bpo11+1252.30-1~deb12u1252.30-1~deb12u2252.31-1~deb12u1252.32-1~deb12u1252.33-1~deb12u1252.36-1~deb12u1252.38-1~deb12u1252.39-1~deb12u1252.39-1~deb12u2252.6-1252.6-1+loong64253-1253-2253-3253-4253.5-1253~rc2-1253~rc3-1254-1254.1-1254.1-2254.1-3254.14-1~bpo12+1254.15-1~bpo12+1254.16-1~bpo12+1254.22-1~bpo12+1254.26-1~bpo12+1254.3-1254.4-1
 None known
systemd
Debian:13
 All versions, plus listed versions
257.13-1~deb13u1257.7-1257.8-1~deb13u1257.8-1~deb13u2257.9-1~deb13u1
Show 36 moreShow less
258-1258.1-1258.1-2258~rc1-1258~rc2-1258~rc2-2258~rc3-1258~rc4-1259-1259.1-1259~rc1-1259~rc2-1259~rc3-1260-1260.1-1260~rc1-1260~rc1-2260~rc2-1260~rc3-1260~rc4-1261-1261-2261.1-1261.1-2261.1-3261.2-1261~rc1-1261~rc2-1261~rc3-1261~rc4-1262-1262.1-1262~rc1-1262~rc1-2262~rc2-1262~rc3-1
 None known
systemd
Debian:14
 before 261~rc3-1, plus listed versions
257.13-1~deb13u1257.7-1257.8-1~deb13u1257.8-1~deb13u2257.9-1~deb13u1
Show 22 moreShow less
258-1258.1-1258.1-2258~rc1-1258~rc2-1258~rc2-2258~rc3-1258~rc4-1259-1259.1-1259~rc1-1259~rc2-1259~rc3-1260-1260.1-1260~rc1-1260~rc1-2260~rc2-1260~rc3-1260~rc4-1261~rc1-1261~rc2-1
261~rc3-1
systemd
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-boot-unsigned
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-container
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-devel
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-journal-remote
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
Show 19 moreShow less
Affected packages
PackageAffectedFixed
systemd-libs
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-networkd
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-networkd-defaults
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-oomd-defaults
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-pam
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-resolved
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-rpm-macros
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-shared
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-standalone-repart
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-standalone-shutdown
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-standalone-sysusers
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-standalone-tmpfiles
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-sysusers
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-tests
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-udev
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd-ukify
Red Hat:hummingbird:1
 before 0:261.2-1.hum1
0:261.2-1.hum1
systemd
Ubuntu:22.04:LTS
 before 249.11-0ubuntu3.22, plus listed versions
248.3-1ubuntu8249.5-2ubuntu1249.5-2ubuntu2249.5-2ubuntu3249.5-2ubuntu4
Show 21 moreShow less
249.9-0ubuntu2249.10-0ubuntu1249.10-0ubuntu2249.11-0ubuntu1249.11-0ubuntu2249.11-0ubuntu3249.11-0ubuntu3.1249.11-0ubuntu3.3249.11-0ubuntu3.4249.11-0ubuntu3.6249.11-0ubuntu3.7249.11-0ubuntu3.9249.11-0ubuntu3.10249.11-0ubuntu3.11249.11-0ubuntu3.12249.11-0ubuntu3.15249.11-0ubuntu3.16249.11-0ubuntu3.17249.11-0ubuntu3.19249.11-0ubuntu3.20249.11-0ubuntu3.21
249.11-0ubuntu3.22
systemd
Ubuntu:24.04:LTS
 before 255.4-1ubuntu8.17, plus listed versions
253.5-1ubuntu6253.5-1ubuntu7255.2-3ubuntu2255.4-1ubuntu5255.4-1ubuntu6
Show 14 moreShow less
255.4-1ubuntu7255.4-1ubuntu8255.4-1ubuntu8.1255.4-1ubuntu8.2255.4-1ubuntu8.4255.4-1ubuntu8.5255.4-1ubuntu8.6255.4-1ubuntu8.8255.4-1ubuntu8.10255.4-1ubuntu8.11255.4-1ubuntu8.12255.4-1ubuntu8.14255.4-1ubuntu8.15255.4-1ubuntu8.16
255.4-1ubuntu8.17
systemd
Ubuntu:26.04:LTS
 before 259.5-0ubuntu3.4, plus listed versions
257.9-0ubuntu2259-1ubuntu2259-1ubuntu3259.3-0ubuntu1259.5-0ubuntu1259.5-0ubuntu2259.5-0ubuntu3259.5-0ubuntu3.3
259.5-0ubuntu3.4

History

History
RecordedChangedSources
factsOSV
first indexedCVE List, EUVD, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-15059 is a medium vulnerability (CVSS 5.5) in Systemd Systemd-oomd, published August 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.16%, the 5th percentile. Fixed in systemd 255-34.

References

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