{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-74352","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-15T05:44:03.886Z","datePublished":"2026-08-15T05:58:38.710Z","dateUpdated":"2026-08-17T05:17:45.878Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:17:45.878Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nof: reserved_mem: avoid post-init UAF when alloc_reserved_mem_array() fails\n\nThe global pointer 'reserved_mem' continues to reference the\nreserved_mem_array which lives in __initdata if\nalloc_reserved_mem_array() fails. of_reserved_mem_lookup() is\nexported for post-init use, that would dereference freed memory\nand trigger a use-after-free.\n\nSo reset reserved_mem_count to 0 when alloc_reserved_mem_array()\nfails."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/of/of_reserved_mem.c"],"versions":[{"version":"b6ae53301eb41f0f59f83c161248b186bca7da70","lessThan":"6d28e6ad3c5c9248577f21057baa9bf16fa9ef3b","status":"affected","versionType":"git"},{"version":"00c9a452a235c61f099504783badd9a7675ff5a5","lessThan":"9af58d10d0d8c08b822de5fc99e61f31a87ede8d","status":"affected","versionType":"git"},{"version":"00c9a452a235c61f099504783badd9a7675ff5a5","lessThan":"cbd3102fe27bc87da244bf4c3ba670ea4698b0a8","status":"affected","versionType":"git"},{"version":"00c9a452a235c61f099504783badd9a7675ff5a5","lessThan":"e1686ca81dbf3edbde589b7daf312b45cbf76e03","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/of/of_reserved_mem.c"],"versions":[{"version":"6.13","status":"affected"},{"version":"0","lessThan":"6.13","status":"unaffected","versionType":"semver"},{"version":"6.18.40","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.5","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","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":"6.13","versionEndExcluding":"6.18.40"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/6d28e6ad3c5c9248577f21057baa9bf16fa9ef3b"},{"url":"https://git.kernel.org/stable/c/9af58d10d0d8c08b822de5fc99e61f31a87ede8d"},{"url":"https://git.kernel.org/stable/c/cbd3102fe27bc87da244bf4c3ba670ea4698b0a8"},{"url":"https://git.kernel.org/stable/c/e1686ca81dbf3edbde589b7daf312b45cbf76e03"}],"title":"of: reserved_mem: avoid post-init UAF when alloc_reserved_mem_array() fails","x_generator":{"engine":"bippy-1.2.0"}}}}