CVE-2022-42917
In FRRouting FRR before 8.5, the service user (usually frr) can escalate its privileges to root by monitoring the configuration directory (/etc/frr) and replacing config files u…
Published: 2026-09-13 · CVSS: 6.7 · CVSS 3.1
In FRRouting FRR before 8.5, the service user (usually frr) can escalate its privileges to root by monitoring the configuration directory (/etc/frr) and replacing config files upon creation with, for example, symlinks to change the ownership of arbitrary files. This is a TOCTOU Race Condition caused by a combination of touch and chown.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7