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VULNERABILITIES

CVE-2026-74288 Details

Description

In the Linux kernel, the following vulnerability has been resolved: net: fib_rules: Don't dump dying fib_rule in fib_rules_dump(). rocker_router_fib_event() calls fib_rule_get() during RCU dump. If the fib_rule is dying, refcount_inc() will complain about it. Let's call refcount_inc_not_zero() in fib_rules_dump().

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: kernel.orgCVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://git.kernel.org/stable/c/0f929b59f4cd0e05bb1ecefe12b77e85911d4be2 kernel.org
https://git.kernel.org/stable/c/1fbc6c6efe78f4454a51afa0587efb6826f60f00 kernel.org
https://git.kernel.org/stable/c/2821e85c058f81c9948a2fb1a634f7b47457d51c kernel.org
https://git.kernel.org/stable/c/2dfdc210d240bd48bb2ea746430b02b5571b6db9 kernel.org
https://git.kernel.org/stable/c/3af0bc1bd9039e2e50abf3e2d7fee411f38bce4e kernel.org

see all 8 references

Weakness Enumeration

No weakness enumeration is available for this CVE.

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-74288
NVD Published Date:
Aug 15, 2026
NVD Last Modified:
Aug 17, 2026
Source:
kernel.org
CVE-2026-74288 Details - Not Deferred