CVE catalog

CVE-2026-59677

A Missing Authorization vulnerability in selinux policycoreutils seunshares allows a user that is running in unconfined context to kill e.g. root-owned processes running also in unconfined context

[CVE catalog]

Severity: Medium · CVSS 6.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published: Jul 23, 2026, 6:43:53 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.14% · Oct 25, 2026

A Missing Authorization vulnerability in selinux policycoreutils seunshares allows a user that is running in unconfined context to kill e.g. root-owned processes running also in unconfined context This issue affects policycoreutils through 3.10.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	selinux-python	sid	`3.11-2`	fixed
Debian	selinux-python	forky	`3.11-2`	fixed
Debian	selinux-python	trixie	`3.8.1-2`	fixed
Debian	selinux-python	bookworm	`3.4-1`	vulnerable
Debian	policycoreutils	sid	`3.11-1`	fixed
Debian	policycoreutils	forky	`3.11-1`	fixed
Debian	policycoreutils	trixie	`3.8.1-2`	fixed
Debian	policycoreutils	bookworm	`3.4-1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	selinux-python	source	sid	`3.7-1`	not yet assigned	Not reported	Not reported
Debian	selinux-python	source	forky	`3.7-1`	not yet assigned	Not reported	Not reported
Debian	selinux-python	source	trixie	`3.7-1`	not yet assigned	Not reported	Not reported
Debian	selinux-python	source	bookworm	`(unfixed)`	not yet assigned	Not reported	Not reported
Debian	policycoreutils	source	sid	`2.7-1`	not yet assigned	Not reported	Not reported
Debian	policycoreutils	source	forky	`2.7-1`	not yet assigned	Not reported	Not reported
Debian	policycoreutils	source	trixie	`2.7-1`	not yet assigned	Not reported	Not reported
Debian	policycoreutils	source	bookworm	`2.7-1`	not yet assigned	Not reported	Not reported

Notes

[bookworm] selinux-python: Minor issue; seunshare is not setuid-root in Debian, it gets file capabilities without CAP_KILL, so killall() cannot signal root-owned processes

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[policycoreutils-dev]Affected
Source package: [selinux-python]
Details (2)
- 3.4-1+b2 · amd64 · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
- 3.4-1+b2 · arm64 · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
[policycoreutils-gui]Affected
Source package: [selinux-python]
Details (2)
- 3.4-1 · all · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
- 3.4-1 · all · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
[policycoreutils-python-utils]Affected
Source package: [selinux-python]
Details (2)
- 3.4-1 · all · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
- 3.4-1 · all · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
[policycoreutils-sandbox]Affected
Source package: [selinux-python]
Details (2)
- 3.4-1+b2 · amd64 · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
- 3.4-1+b2 · arm64 · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
[python3-sepolgen]Affected
Source package: [selinux-python]
Details (2)
- 3.4-1 · all · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
- 3.4-1 · all · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
[python3-sepolicy]Affected
Source package: [selinux-python]
Details (2)
- 3.4-1 · all · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
- 3.4-1 · all · bookworm
  Affected
  nvd · selinux-python · debian · bookworm; nvd · selinux-python · debian · 12
[newrole]Fixed
Source package: [policycoreutils]
Details (2)
- 3.4-1 · amd64 · bookworm
  Fixed · Fixed: 2.7-1
  nvd · policycoreutils · debian · bookworm; nvd · policycoreutils · debian · 12
- 3.4-1 · arm64 · bookworm
  Fixed · Fixed: 2.7-1
  nvd · policycoreutils · debian · bookworm; nvd · policycoreutils · debian · 12
[policycoreutils]Fixed
Details (2)
- 3.4-1 · amd64 · bookworm
  Fixed · Fixed: 2.7-1
  nvd · policycoreutils · debian · bookworm; nvd · policycoreutils · debian · 12
- 3.4-1 · arm64 · bookworm
  Fixed · Fixed: 2.7-1
  nvd · policycoreutils · debian · bookworm; nvd · policycoreutils · debian · 12

[Debian 13 (Trixie)]

[newrole]Fixed
Source package: [policycoreutils]
Details (2)
- 3.8.1-2 · amd64 · trixie
  Fixed · Fixed: 2.7-1
  nvd · policycoreutils · debian · 13
- 3.8.1-2 · arm64 · trixie
  Fixed · Fixed: 2.7-1
  nvd · policycoreutils · debian · 13
[policycoreutils]Fixed
Details (2)
- 3.8.1-2 · amd64 · trixie
  Fixed · Fixed: 2.7-1
  nvd · policycoreutils · debian · 13
- 3.8.1-2 · arm64 · trixie
  Fixed · Fixed: 2.7-1
  nvd · policycoreutils · debian · 13
[policycoreutils-dev]Fixed
Source package: [selinux-python]
Details (2)
- 3.8.1-2 · amd64 · trixie
  Fixed · Fixed: 3.7-1
  nvd · selinux-python · debian · 13
- 3.8.1-2 · arm64 · trixie
  Fixed · Fixed: 3.7-1
  nvd · selinux-python · debian · 13
[policycoreutils-python-utils]Fixed
Source package: [selinux-python]
Details (2)
- 3.8.1-2 · all · trixie
  Fixed · Fixed: 3.7-1
  nvd · selinux-python · debian · 13
- 3.8.1-2 · all · trixie
  Fixed · Fixed: 3.7-1
  nvd · selinux-python · debian · 13
[python3-sepolgen]Fixed
Source package: [selinux-python]
Details (2)
- 3.8.1-2 · all · trixie
  Fixed · Fixed: 3.7-1
  nvd · selinux-python · debian · 13
- 3.8.1-2 · all · trixie
  Fixed · Fixed: 3.7-1
  nvd · selinux-python · debian · 13
[python3-sepolicy]Fixed
Source package: [selinux-python]
Details (2)
- 3.8.1-2 · all · trixie
  Fixed · Fixed: 3.7-1
  nvd · selinux-python · debian · 13
- 3.8.1-2 · all · trixie
  Fixed · Fixed: 3.7-1
  nvd · selinux-python · debian · 13

Observed: Oct 23, 2026, 9:43:34 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]