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Message-ID: <2024102133-CVE-2024-49967-a58a@gregkh> Date: Mon, 21 Oct 2024 20:02:55 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-cve-announce@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org> Subject: CVE-2024-49967: ext4: no need to continue when the number of entries is 1 Description =========== In the Linux kernel, the following vulnerability has been resolved: ext4: no need to continue when the number of entries is 1 The Linux kernel CVE team has assigned CVE-2024-49967 to this issue. Affected and fixed versions =========================== Issue introduced in 2.6.19 with commit ac27a0ec112a and fixed in 5.10.227 with commit 133ff0d78f1b Issue introduced in 2.6.19 with commit ac27a0ec112a and fixed in 5.15.168 with commit aca593e6070e Issue introduced in 2.6.19 with commit ac27a0ec112a and fixed in 6.1.113 with commit a02d7f5b2419 Issue introduced in 2.6.19 with commit ac27a0ec112a and fixed in 6.6.55 with commit 2d64e7dada22 Issue introduced in 2.6.19 with commit ac27a0ec112a and fixed in 6.10.14 with commit fe192515d293 Issue introduced in 2.6.19 with commit ac27a0ec112a and fixed in 6.11.3 with commit 9d4b2e4c36bb Issue introduced in 2.6.19 with commit ac27a0ec112a and fixed in 6.12-rc1 with commit 1a00a393d6a7 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-2024-49967 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: fs/ext4/namei.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/133ff0d78f1b160de011647bb65807195ca5d1ca https://git.kernel.org/stable/c/aca593e6070e21979430c344e9cb0b272a9e7e10 https://git.kernel.org/stable/c/a02d7f5b24193aed451ac67aad3453472e79dc78 https://git.kernel.org/stable/c/2d64e7dada22ab589d1ac216a3661074d027f25e https://git.kernel.org/stable/c/fe192515d2937b8ed2d21921b558a06dd2031d21 https://git.kernel.org/stable/c/9d4b2e4c36bb88d57018c1cbc8b6a0c4b44a7f42 https://git.kernel.org/stable/c/1a00a393d6a7fb1e745a41edd09019bd6a0ad64c
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