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Date: Wed, 1 May 2024 15:06:36 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-cve-announce@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org> Subject: CVE-2024-27065: netfilter: nf_tables: do not compare internal table flags on updates Description =========== In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: do not compare internal table flags on updates Restore skipping transaction if table update does not modify flags. The Linux kernel CVE team has assigned CVE-2024-27065 to this issue. Affected and fixed versions =========================== Issue introduced in 5.4.262 with commit e10f661adc55 and fixed in 5.4.273 with commit 2531f907d3e4 Issue introduced in 5.10.202 with commit d9c4da8cb74e and fixed in 5.10.214 with commit fcf32a5bfcb8 Issue introduced in 5.13 with commit 179d9ba5559a and fixed in 5.15.153 with commit 640dbf688ba9 Issue introduced in 5.13 with commit 179d9ba5559a and fixed in 6.1.83 with commit 9683cb6c2c6c Issue introduced in 5.13 with commit 179d9ba5559a and fixed in 6.6.23 with commit 4d37f12707ee Issue introduced in 5.13 with commit 179d9ba5559a and fixed in 6.7.11 with commit 3443e57654f9 Issue introduced in 5.13 with commit 179d9ba5559a and fixed in 6.8.2 with commit df257c435e51 Issue introduced in 5.13 with commit 179d9ba5559a and fixed in 6.9-rc1 with commit 4a0e7f2decbf 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-2024-27065 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/nf_tables_api.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/2531f907d3e40a6173090f10670ae76d117ab27b https://git.kernel.org/stable/c/fcf32a5bfcb8a57ac0ce717fcfa4d688c91f1005 https://git.kernel.org/stable/c/640dbf688ba955e83e03de84fbdda8e570b7cce4 https://git.kernel.org/stable/c/9683cb6c2c6c0f45537bf0b8868b5d38fcb63fc7 https://git.kernel.org/stable/c/4d37f12707ee965d338028732575f0b85f6d9e4f https://git.kernel.org/stable/c/3443e57654f90c9a843ab6a6040c10709fd033aa https://git.kernel.org/stable/c/df257c435e51651c43b86326d112ddadda76350e https://git.kernel.org/stable/c/4a0e7f2decbf9bd72461226f1f5f7dcc4b08f139
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