{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2022-48771", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-06-20T11:09:39.061Z", "datePublished": "2024-06-20T11:13:45.896Z", "dateUpdated": "2026-05-11T18:46:37.078Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T18:46:37.078Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: Fix stale file descriptors on failed usercopy\n\nA failing usercopy of the fence_rep object will lead to a stale entry in\nthe file descriptor table as put_unused_fd() won't release it. This\nenables userland to refer to a dangling 'file' object through that still\nvalid file descriptor, leading to all kinds of use-after-free\nexploitation scenarios.\n\nFix this by deferring the call to fd_install() until after the usercopy\nhas succeeded." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/gpu/drm/vmwgfx/vmwgfx_drv.h", "drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c", "drivers/gpu/drm/vmwgfx/vmwgfx_fence.c", "drivers/gpu/drm/vmwgfx/vmwgfx_kms.c" ], "versions": [ { "version": "c906965dee22d5e95d0651759ba107b420212a9f", "lessThan": "e8d092a62449dcfc73517ca43963d2b8f44d0516", "status": "affected", "versionType": "git" }, { "version": "c906965dee22d5e95d0651759ba107b420212a9f", "lessThan": "0008a0c78fc33a84e2212a7c04e6b21a36ca6f4d", "status": "affected", "versionType": "git" }, { "version": "c906965dee22d5e95d0651759ba107b420212a9f", "lessThan": "84b1259fe36ae0915f3d6ddcea6377779de48b82", "status": "affected", "versionType": "git" }, { "version": "c906965dee22d5e95d0651759ba107b420212a9f", "lessThan": "ae2b20f27732fe92055d9e7b350abc5cdf3e2414", "status": "affected", "versionType": "git" }, { "version": "c906965dee22d5e95d0651759ba107b420212a9f", "lessThan": "6066977961fc6f437bc064f628cf9b0e4571c56c", "status": "affected", "versionType": "git" }, { "version": "c906965dee22d5e95d0651759ba107b420212a9f", "lessThan": "1d833b27fb708d6fdf5de9f6b3a8be4bd4321565", "status": "affected", "versionType": "git" }, { "version": "c906965dee22d5e95d0651759ba107b420212a9f", "lessThan": "a0f90c8815706981c483a652a6aefca51a5e191c", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/gpu/drm/vmwgfx/vmwgfx_drv.h", "drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c", "drivers/gpu/drm/vmwgfx/vmwgfx_fence.c", "drivers/gpu/drm/vmwgfx/vmwgfx_kms.c" ], "versions": [ { "version": "4.14", "status": "affected" }, { "version": "0", "lessThan": "4.14", "status": "unaffected", "versionType": "semver" }, { "version": "4.14.264", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.227", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.175", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.95", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.18", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.16.4", "lessThanOrEqual": "5.16.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.17", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "4.14.264" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "4.19.227" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "5.4.175" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "5.10.95" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "5.15.18" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "5.16.4" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "5.17" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/e8d092a62449dcfc73517ca43963d2b8f44d0516" }, { "url": "https://git.kernel.org/stable/c/0008a0c78fc33a84e2212a7c04e6b21a36ca6f4d" }, { "url": "https://git.kernel.org/stable/c/84b1259fe36ae0915f3d6ddcea6377779de48b82" }, { "url": "https://git.kernel.org/stable/c/ae2b20f27732fe92055d9e7b350abc5cdf3e2414" }, { "url": "https://git.kernel.org/stable/c/6066977961fc6f437bc064f628cf9b0e4571c56c" }, { "url": "https://git.kernel.org/stable/c/1d833b27fb708d6fdf5de9f6b3a8be4bd4321565" }, { "url": "https://git.kernel.org/stable/c/a0f90c8815706981c483a652a6aefca51a5e191c" } ], "title": "drm/vmwgfx: Fix stale file descriptors on failed usercopy", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": 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