{"id":"CVE-2025-68737","state":"PUBLISHED","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.","publishedAt":"2025-12-24T12:09:35.773Z","updatedAt":"2026-05-11T21:52:22.300Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a166563e7ec375b38a0fd3a58f7b77e50a6bc6a8","status":"affected","lessThan":"3e2fc1e57a5361633a4bf4222640c6bfe41ff8ea","versionType":"git"},{"version":"a166563e7ec375b38a0fd3a58f7b77e50a6bc6a8","status":"affected","lessThan":"e5efd56fa157d2e7d789949d1d64eccbac18a897","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/mm/pageattr.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","versionType":"semver"},{"version":"6.18.2","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/mm/pageattr.c"]}],"references":["https://git.kernel.org/stable/c/3e2fc1e57a5361633a4bf4222640c6bfe41ff8ea","https://git.kernel.org/stable/c/e5efd56fa157d2e7d789949d1d64eccbac18a897"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:56.034Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/68xxx/CVE-2025-68737.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68737","state":"PUBLISHED","datePublished":"2025-12-24T12:09:35.773Z","dateUpdated":"2026-05-11T21:52:22.300Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-24T10:30:51.029Z"},"containers":{"cna":{"title":"arm64/pageattr: Propagate return value from __change_memory_common","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."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a166563e7ec375b38a0fd3a58f7b77e50a6bc6a8","status":"affected","lessThan":"3e2fc1e57a5361633a4bf4222640c6bfe41ff8ea","versionType":"git"},{"version":"a166563e7ec375b38a0fd3a58f7b77e50a6bc6a8","status":"affected","lessThan":"e5efd56fa157d2e7d789949d1d64eccbac18a897","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/mm/pageattr.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","versionType":"semver"},{"version":"6.18.2","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/mm/pageattr.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/3e2fc1e57a5361633a4bf4222640c6bfe41ff8ea"},{"url":"https://git.kernel.org/stable/c/e5efd56fa157d2e7d789949d1d64eccbac18a897"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:52:22.300Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"6.18.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}