{"id":"CVE-2022-49635","state":"PUBLISHED","title":"drm/i915/selftests: fix subtraction overflow bug","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/selftests: fix subtraction overflow bug\n\nOn some machines hole_end can be small enough to cause subtraction\noverflow. On the other side (addr + 2 * min_alignment) can overflow\nin case of mock tests. This patch should handle both cases.\n\n(cherry picked from commit ab3edc679c552a466e4bf0b11af3666008bd65a2)","publishedAt":"2025-02-26T02:23:45.744Z","updatedAt":"2026-05-11T19:03:44.825Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e1c5f754067b594de58d387aa5873dec83b6c9fd","status":"affected","lessThan":"e8997d2d6b8d764e12489f1af2a1ce1d7384ca2a","versionType":"git"},{"version":"e1c5f754067b594de58d387aa5873dec83b6c9fd","status":"affected","lessThan":"333991c4e66b3d4b5613315f18016da80344f659","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/i915/selftests/i915_gem_gtt.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"5.18.13","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","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/i915/selftests/i915_gem_gtt.c"]}],"references":["https://git.kernel.org/stable/c/e8997d2d6b8d764e12489f1af2a1ce1d7384ca2a","https://git.kernel.org/stable/c/333991c4e66b3d4b5613315f18016da80344f659"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49635.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49635","state":"PUBLISHED","datePublished":"2025-02-26T02:23:45.744Z","dateUpdated":"2026-05-11T19:03:44.825Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:21:30.429Z"},"containers":{"cna":{"title":"drm/i915/selftests: fix subtraction overflow bug","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/selftests: fix subtraction overflow bug\n\nOn some machines hole_end can be small enough to cause subtraction\noverflow. On the other side (addr + 2 * min_alignment) can overflow\nin case of mock tests. This patch should handle both cases.\n\n(cherry picked from commit ab3edc679c552a466e4bf0b11af3666008bd65a2)"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e1c5f754067b594de58d387aa5873dec83b6c9fd","status":"affected","lessThan":"e8997d2d6b8d764e12489f1af2a1ce1d7384ca2a","versionType":"git"},{"version":"e1c5f754067b594de58d387aa5873dec83b6c9fd","status":"affected","lessThan":"333991c4e66b3d4b5613315f18016da80344f659","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/i915/selftests/i915_gem_gtt.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"5.18.13","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","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/i915/selftests/i915_gem_gtt.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/e8997d2d6b8d764e12489f1af2a1ce1d7384ca2a"},{"url":"https://git.kernel.org/stable/c/333991c4e66b3d4b5613315f18016da80344f659"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:03:44.825Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.18.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}