{"api_version":"1","generated_at":"2026-10-29T10:42:25+00:00","cve":"CVE-2025-68737","urls":{"html":"https://cve.report/CVE-2025-68737","api":"https://cve.report/api/cve/CVE-2025-68737.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-68737","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-68737"},"summary":{"title":"arm64/pageattr: Propagate return value from __change_memory_common","description":"In the Linux kernel, the following vulnerability has been resolved:\n\narm64/pageattr: Propagate return value from __change_memory_common\n\nThe rodata=on security measure requires that any code path which does\nvmalloc -> set_memory_ro/set_memory_rox must protect the linear map alias\ntoo. Therefore, if such a call fails, we must abort set_memory_* and caller\nmust take appropriate action; currently we are suppressing the error, and\nthere is a real chance of such an error arising post commit a166563e7ec3\n(\"arm64: mm: support large block mapping when rodata=full\"). Therefore,\npropagate any error to the caller.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-12-24 13:16:28","updated_at":"2026-10-13 10:10:00"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/3e2fc1e57a5361633a4bf4222640c6bfe41ff8ea","name":"https://git.kernel.org/stable/c/3e2fc1e57a5361633a4bf4222640c6bfe41ff8ea","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e5efd56fa157d2e7d789949d1d64eccbac18a897","name":"https://git.kernel.org/stable/c/e5efd56fa157d2e7d789949d1d64eccbac18a897","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-68737","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68737","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a166563e7ec375b38a0fd3a58f7b77e50a6bc6a8 3e2fc1e57a5361633a4bf4222640c6bfe41ff8ea git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a166563e7ec375b38a0fd3a58f7b77e50a6bc6a8 e5efd56fa157d2e7d789949d1d64eccbac18a897 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.2 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/arm64/mm/pageattr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"3e2fc1e57a5361633a4bf4222640c6bfe41ff8ea","status":"affected","version":"a166563e7ec375b38a0fd3a58f7b77e50a6bc6a8","versionType":"git"},{"lessThan":"e5efd56fa157d2e7d789949d1d64eccbac18a897","status":"affected","version":"a166563e7ec375b38a0fd3a58f7b77e50a6bc6a8","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["arch/arm64/mm/pageattr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.18"},{"lessThan":"6.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.2","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.2","versionStartIncluding":"6.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19","versionStartIncluding":"6.18","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\narm64/pageattr: Propagate return value from __change_memory_common\n\nThe rodata=on security measure requires that any code path which does\nvmalloc -> set_memory_ro/set_memory_rox must protect the linear map alias\ntoo. Therefore, if such a call fails, we must abort set_memory_* and caller\nmust take appropriate action; currently we are suppressing the error, and\nthere is a real chance of such an error arising post commit a166563e7ec3\n(\"arm64: mm: support large block mapping when rodata=full\"). Therefore,\npropagate any error to the caller."}],"providerMetadata":{"dateUpdated":"2026-05-11T21:52:22.300Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/3e2fc1e57a5361633a4bf4222640c6bfe41ff8ea"},{"url":"https://git.kernel.org/stable/c/e5efd56fa157d2e7d789949d1d64eccbac18a897"}],"title":"arm64/pageattr: Propagate return value from __change_memory_common","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-68737","datePublished":"2025-12-24T12:09:35.773Z","dateReserved":"2025-12-24T10:30:51.029Z","dateUpdated":"2026-05-11T21:52:22.300Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-12-24 13:16:28","lastModifiedDate":"2026-10-13 10:10:00","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"68737","Ordinal":"1","Title":"arm64/pageattr: Propagate return value from __change_memory_comm","CVE":"CVE-2025-68737","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"68737","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\narm64/pageattr: Propagate return value from __change_memory_common\n\nThe rodata=on security measure requires that any code path which does\nvmalloc -> set_memory_ro/set_memory_rox must protect the linear map alias\ntoo. Therefore, if such a call fails, we must abort set_memory_* and caller\nmust take appropriate action; currently we are suppressing the error, and\nthere is a real chance of such an error arising post commit a166563e7ec3\n(\"arm64: mm: support large block mapping when rodata=full\"). Therefore,\npropagate any error to the caller.","Type":"Description","Title":"arm64/pageattr: Propagate return value from __change_memory_comm"}]}}}