CVE-2026-64150: netfilter: nft_inner: release local_lock before re-enabling softirqs
Greg Kroah-Hartman <[email protected]>
| Newsgroups | org.kernel.vger.linux-cve-announce |
|---|---|
| Message-ID | <2026071931-CVE-2026-64150-056b@gregkh> |
From: Greg Kroah-Hartman <[email protected]> Description =========== In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_inner: release local_lock before re-enabling softirqs Quoting sashiko: In the error path, local_bh_enable() is called before local_unlock_nested_bh(). The Linux kernel CVE team has assigned CVE-2026-64150 to this issue. Affected and fixed versions =========================== Issue introduced in 6.16 with commit ba36fada9ab487634f61f92769c95bc148aa8f49 and fixed in 6.18.34 with commit df19b6af171695a1352314597c9a4311d48d5171 Issue introduced in 6.16 with commit ba36fada9ab487634f61f92769c95bc148aa8f49 and fixed in 7.0.11 with commit 6fecd39c6401134b58505bc4eb1adc8a0e2fe992 Issue introduced in 6.16 with commit ba36fada9ab487634f61f92769c95bc148aa8f49 and fixed in 7.1 with commit a6cb3ff979855f7f0ee9450a947fe8f96c2ba37a Please see https://www.kernel.org for a full list of currently supported kernel versions by the kernel community. Unaffected versions might change over time as fixes are backported to older supported kernel versions. The official CVE entry at https://cve.org/CVERecord/?id=CVE-2026-64150 will be updated if fixes are backported, please check that for the most up to date information about this issue. Affected files ============== The file(s) affected by this issue are: net/netfilter/nft_inner.c Mitigation ========== The Linux kernel CVE team recommends that you update to the latest stable kernel version for this, and many other bugfixes. Individual changes are never tested alone, but rather are part of a larger kernel release. Cherry-picking individual commits is not recommended or supported by the Linux kernel community at all. If however, updating to the latest release is impossible, the individual changes to resolve this issue can be found at these commits: https://git.kernel.org/stable/c/df19b6af171695a1352314597c9a4311d48d5171 https://git.kernel.org/stable/c/6fecd39c6401134b58505bc4eb1adc8a0e2fe992 https://git.kernel.org/stable/c/a6cb3ff979855f7f0ee9450a947fe8f96c2ba37a