Vulnerability · Published Jul 23, 2026 · Assigned by suse
CVE-2026-59677Process Kill Attack Vector in killall() in seunshare
Medium 6.8
In plain English
A medium-severity missing authorization in selinux from SELinuxProject. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 4.0)6.8Medium
Exploit odds (30 days)0.1%top 96.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | policycoreutils | 2.7-1 | DEBIAN-CVE-2026-59677 |
| Debian:13 | policycoreutils | 2.7-1 | DEBIAN-CVE-2026-59677 |
| Debian:14 | policycoreutils | 2.7-1 | DEBIAN-CVE-2026-59677 |
| Debian:12 | selinux-python | no fix listed | DEBIAN-CVE-2026-59677 |
| Debian:13 | selinux-python | 3.7-1 | DEBIAN-CVE-2026-59677 |
| Debian:14 | selinux-python | 3.7-1 | DEBIAN-CVE-2026-59677 |
| Ubuntu:22.04:LTS | policycoreutils | no fix listed | UBUNTU-CVE-2026-59677 |
| Ubuntu:24.04:LTS | policycoreutils | no fix listed | UBUNTU-CVE-2026-59677 |
| Ubuntu:26.04:LTS | policycoreutils | no fix listed | UBUNTU-CVE-2026-59677 |
| Ubuntu:26.10 | policycoreutils | no fix listed | UBUNTU-CVE-2026-59677 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SELinuxProject | selinux | 0 – through 3.10 |
Weakness: CWE-862 · Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N