{"id":"CVE-2026-64517","state":"PUBLISHED","title":"drm/xe/gsc: Fix double-free of managed BO in error path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/gsc: Fix double-free of managed BO in error path\n\nThe error path in xe_gsc_init_post_hwconfig() explicitly frees a BO\nallocated with xe_managed_bo_create_pin_map() via\nxe_bo_unpin_map_no_vm(). Since the managed BO already has a devm\ncleanup action registered, this causes a double-free when devm\nunwinds during probe failure.\n\nRemove the explicit free and let devm handle it, consistent with\nall other xe_managed_bo_create_pin_map() callers.\n\n(cherry picked from commit 71d61e3e299a17139e47f980a4d6f425b2c59bf7)","publishedAt":"2026-07-25T09:14:43.863Z","updatedAt":"2026-07-25T09:14:43.863Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2e5d47fe7839298fa096970e184aac9bf82c3bd3","status":"affected","lessThan":"7cb975fcd4777e7bad688f66aa0c10c16dd8276b","versionType":"git"},{"version":"2e5d47fe7839298fa096970e184aac9bf82c3bd3","status":"affected","lessThan":"2c890e71ae26fa32f5a96c3694b71a2c310940e7","versionType":"git"},{"version":"2e5d47fe7839298fa096970e184aac9bf82c3bd3","status":"affected","lessThan":"889f70de2b51a877339e1979aab95111b41bed75","versionType":"git"},{"version":"2e5d47fe7839298fa096970e184aac9bf82c3bd3","status":"affected","lessThan":"d3ded53fab90996e7d94a39049e11962dd066725","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_gsc.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.92","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.34","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.11","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_gsc.c"]}],"references":["https://git.kernel.org/stable/c/7cb975fcd4777e7bad688f66aa0c10c16dd8276b","https://git.kernel.org/stable/c/2c890e71ae26fa32f5a96c3694b71a2c310940e7","https://git.kernel.org/stable/c/889f70de2b51a877339e1979aab95111b41bed75","https://git.kernel.org/stable/c/d3ded53fab90996e7d94a39049e11962dd066725"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/64xxx/CVE-2026-64517.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64517","state":"PUBLISHED","datePublished":"2026-07-25T09:14:43.863Z","dateUpdated":"2026-07-25T09:14:43.863Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-19T15:36:31.794Z"},"containers":{"cna":{"title":"drm/xe/gsc: Fix double-free of managed BO in error path","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/gsc: Fix double-free of managed BO in error path\n\nThe error path in xe_gsc_init_post_hwconfig() explicitly frees a BO\nallocated with xe_managed_bo_create_pin_map() via\nxe_bo_unpin_map_no_vm(). Since the managed BO already has a devm\ncleanup action registered, this causes a double-free when devm\nunwinds during probe failure.\n\nRemove the explicit free and let devm handle it, consistent with\nall other xe_managed_bo_create_pin_map() callers.\n\n(cherry picked from commit 71d61e3e299a17139e47f980a4d6f425b2c59bf7)"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2e5d47fe7839298fa096970e184aac9bf82c3bd3","status":"affected","lessThan":"7cb975fcd4777e7bad688f66aa0c10c16dd8276b","versionType":"git"},{"version":"2e5d47fe7839298fa096970e184aac9bf82c3bd3","status":"affected","lessThan":"2c890e71ae26fa32f5a96c3694b71a2c310940e7","versionType":"git"},{"version":"2e5d47fe7839298fa096970e184aac9bf82c3bd3","status":"affected","lessThan":"889f70de2b51a877339e1979aab95111b41bed75","versionType":"git"},{"version":"2e5d47fe7839298fa096970e184aac9bf82c3bd3","status":"affected","lessThan":"d3ded53fab90996e7d94a39049e11962dd066725","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_gsc.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.92","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.34","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.11","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_gsc.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/7cb975fcd4777e7bad688f66aa0c10c16dd8276b"},{"url":"https://git.kernel.org/stable/c/2c890e71ae26fa32f5a96c3694b71a2c310940e7"},{"url":"https://git.kernel.org/stable/c/889f70de2b51a877339e1979aab95111b41bed75"},{"url":"https://git.kernel.org/stable/c/d3ded53fab90996e7d94a39049e11962dd066725"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-07-25T09:14:43.863Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.12.92"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.18.34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.0.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}