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THREAT OPS › Threat News › [NVD] CVE-2026-31420 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: bridge: mrp: reject zero test interval to avoid OOM panic br_mrp_start_test() and br_mrp_start_in_test() accept the user-supplied interval value from netlink without validation. When interval is 0, usecs_to_jif

[NVD] CVE-2026-31420 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: bridge: mrp: reject zero test interval to avoid OOM panic br_mrp_start_test() and br_mrp_start_in_test() accept the user-supplied interval value from netlink without validation. When interval is 0, usecs_to_jif

lownvdPublished 2026-04-13

CVE-2026-31420 CVSS: 5.5 MEDIUM Published: 2026-04-13T14:16:11.617

In the Linux kernel, the following vulnerability has been resolved:

bridge: mrp: reject zero test interval to avoid OOM panic

br_mrp_start_test() and br_mrp_start_in_test() accept the user-supplied interval value from netlink without validation. When interval is 0, usecs_to_jiffies(0) yields 0, causing the delayed work (br_mrp_t

Indicators of compromise

CVE-2026-31420cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-31420