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Message-ID: <2024102115-CVE-2024-47756-1c60@gregkh> Date: Mon, 21 Oct 2024 14:16:35 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-cve-announce@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org> Subject: CVE-2024-47756: PCI: keystone: Fix if-statement expression in ks_pcie_quirk() Description =========== In the Linux kernel, the following vulnerability has been resolved: PCI: keystone: Fix if-statement expression in ks_pcie_quirk() This code accidentally uses && where || was intended. It potentially results in a NULL dereference. Thus, fix the if-statement expression to use the correct condition. [kwilczynski: commit log] The Linux kernel CVE team has assigned CVE-2024-47756 to this issue. Affected and fixed versions =========================== Issue introduced in 5.10.226 with commit ebbdbbc580c1 and fixed in 5.10.227 with commit c289903b7a21 Issue introduced in 5.15.167 with commit 135843c351c0 and fixed in 5.15.168 with commit dc5aeba07395 Issue introduced in 6.1.110 with commit af218c803fe2 and fixed in 6.1.113 with commit 23838bef2adb Issue introduced in 6.6.51 with commit 576d0fb6f8d4 and fixed in 6.6.54 with commit e85ab507882d Issue introduced in 6.10.10 with commit dd47051c76c8 and fixed in 6.10.13 with commit 72210e52e19a Issue introduced in 6.11 with commit 86f271f22bbb and fixed in 6.11.2 with commit 2171c5cb2fbc Issue introduced in 6.11 with commit 86f271f22bbb and fixed in 6.12-rc1 with commit 6188a1c762eb Issue introduced in 5.4.284 with commit cfb006e185f6 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-2024-47756 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: drivers/pci/controller/dwc/pci-keystone.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/c289903b7a216df5ea6e1850ddf1b958eea9921d https://git.kernel.org/stable/c/dc5aeba07395c8dfa29bb878c8ce4d5180427221 https://git.kernel.org/stable/c/23838bef2adb714ec37b2d6141dccf4a3a70bdef https://git.kernel.org/stable/c/e85ab507882db165c10a858d7f685a0a38f0312e https://git.kernel.org/stable/c/72210e52e19a27f615e0b5273d2bf012d0dc318d https://git.kernel.org/stable/c/2171c5cb2fbc3e03af7e8116cd58736c09328655 https://git.kernel.org/stable/c/6188a1c762eb9bbd444f47696eda77a5eae6207a
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