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Message-ID: <2024051740-CVE-2023-52662-1536@gregkh> Date: Fri, 17 May 2024 15:41:40 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-cve-announce@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org> Subject: CVE-2023-52662: drm/vmwgfx: fix a memleak in vmw_gmrid_man_get_node Description =========== In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: fix a memleak in vmw_gmrid_man_get_node When ida_alloc_max fails, resources allocated before should be freed, including *res allocated by kmalloc and ttm_resource_init. The Linux kernel CVE team has assigned CVE-2023-52662 to this issue. Affected and fixed versions =========================== Issue introduced in 5.14 with commit d3bcb4b02fe9 and fixed in 5.15.153 with commit 03b1072616a8 Issue introduced in 5.14 with commit d3bcb4b02fe9 and fixed in 6.1.83 with commit 40624af66747 Issue introduced in 5.14 with commit d3bcb4b02fe9 and fixed in 6.6.23 with commit 83e0f220d1e9 Issue introduced in 5.14 with commit d3bcb4b02fe9 and fixed in 6.7.11 with commit 6fc6233f6db1 Issue introduced in 5.14 with commit d3bcb4b02fe9 and fixed in 6.8.2 with commit d1e546ab91c6 Issue introduced in 5.14 with commit d3bcb4b02fe9 and fixed in 6.9 with commit 89709105a609 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-2023-52662 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/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.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/03b1072616a8f7d6e8594f643b416a9467c83fbf https://git.kernel.org/stable/c/40624af6674745e174c754a20d7c53c250e65e7a https://git.kernel.org/stable/c/83e0f220d1e992fa074157fcf14945bf170ffbc5 https://git.kernel.org/stable/c/6fc6233f6db1579b69b54b44571f1a7fde8186e6 https://git.kernel.org/stable/c/d1e546ab91c670e536a274a75481034ab7534876 https://git.kernel.org/stable/c/89709105a6091948ffb6ec2427954cbfe45358ce
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