| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/shmem-helper: Fix BUG_ON() on mmap(PROT_WRITE, MAP_PRIVATE)\n\nLack of check for copy-on-write (COW) mapping in drm_gem_shmem_mmap\nallows users to call mmap with PROT_WRITE and MAP_PRIVATE flag\ncausing a kernel panic due to BUG_ON in vmf_insert_pfn_prot:\nBUG_ON((vma->vm_flags & VM_PFNMAP) && is_cow_mapping(vma->vm_flags));\n\nReturn -EINVAL early if COW mapping is detected.\n\nThis bug affects all drm drivers using default shmem helpers.\nIt can be reproduced by this simple example:\nvoid *ptr = mmap(0, size, PROT_WRITE, MAP_PRIVATE, fd, mmap_offset);\nptr[0] = 0;" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/gpu/drm/drm_gem_shmem_helper.c" |
| ], |
| "versions": [ |
| { |
| "version": "2194a63a818db71065ebe09c8104f5f021ca4e7b", |
| "lessThan": "a508a102edf8735adc9bb73d37dd13c38d1a1b10", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2194a63a818db71065ebe09c8104f5f021ca4e7b", |
| "lessThan": "3ae63a8c1685e16958560ec08d30defdc5b9cca0", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2194a63a818db71065ebe09c8104f5f021ca4e7b", |
| "lessThan": "2219e5f97244b79c276751a1167615b9714db1b0", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2194a63a818db71065ebe09c8104f5f021ca4e7b", |
| "lessThan": "1b4a8b89bf6787090b56424d269bf84ba00c3263", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2194a63a818db71065ebe09c8104f5f021ca4e7b", |
| "lessThan": "03c71c42809ef4b17f5d874cdb2d3bf40e847b86", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2194a63a818db71065ebe09c8104f5f021ca4e7b", |
| "lessThan": "39bc27bd688066a63e56f7f64ad34fae03fbe3b8", |
| "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/drm_gem_shmem_helper.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.2", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.2", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.229", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.169", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.114", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.35", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.9.6", |
| "lessThanOrEqual": "6.9.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.10", |
| "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": "5.2", |
| "versionEndExcluding": "5.10.229" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "5.15.169" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "6.1.114" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "6.6.35" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "6.9.6" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "6.10" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/a508a102edf8735adc9bb73d37dd13c38d1a1b10" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/3ae63a8c1685e16958560ec08d30defdc5b9cca0" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/2219e5f97244b79c276751a1167615b9714db1b0" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1b4a8b89bf6787090b56424d269bf84ba00c3263" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/03c71c42809ef4b17f5d874cdb2d3bf40e847b86" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/39bc27bd688066a63e56f7f64ad34fae03fbe3b8" |
| } |
| ], |
| "title": "drm/shmem-helper: Fix BUG_ON() on mmap(PROT_WRITE, MAP_PRIVATE)", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-39497", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
