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CVE-2026-45901

netfilter: nf_tables: revert commit_mutex usage in reset path PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: revert commit_mutex usage in reset path It causes circular lock dependency between commit_mutex, nfnl_subsys_ipset and nlk_cb_mutex when nft reset, ipset list, and iptables-nft with '-m set' rule run at the same time. Previous patches made it safe to run individual reset handlers concurrently so commit_mutex is no longer required to prevent this.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected f123293db16dcd0cd81b246ae60e6362f0025d0a before b0dd8637fbaae8405eb9e8de741f9ce7c9667b6f; affected 3cb03edb4de33fd04c4ea55f47397b96a8657c53 before d66bedfe97a2bc321fa8118e669aae988038f729; affected 3cb03edb4de33fd04c4ea55f47397b96a8657c53 before f6410d18c1e2da325df02be989d5bca5ed38b086; affected 3cb03edb4de33fd04c4ea55f47397b96a8657c53 before ee3978b6a0dcd4215cb7cedcba705a12174786a7; affected 3cb03edb4de33fd04c4ea55f47397b96a8657c53 before 7f261bb906bf527c4a6e2a646e2d5f3679f2a8bc; affected fb1adb05ea87b6149e65a31e511756c4f470d0cd; affected 6.6.48 before 6.6.160; affected 6.1.107 before 6.2
Linux / Linuxaffected 6.7; unaffected 0 before 6.7; unaffected 6.6.160 through 6.6.*; unaffected 6.12.101 through 6.12.*; unaffected 6.18.42 through 6.18.*; unaffected 6.19.4 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References