{"id":"CVE-2025-71076","state":"PUBLISHED","title":"drm/xe/oa: Limit num_syncs to prevent oversized allocations","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/oa: Limit num_syncs to prevent oversized allocations\n\nThe OA open parameters did not validate num_syncs, allowing\nuserspace to pass arbitrarily large values, potentially\nleading to excessive allocations.\n\nAdd check to ensure that num_syncs does not exceed DRM_XE_MAX_SYNCS,\nreturning -EINVAL when the limit is violated.\n\nv2: use XE_IOCTL_DBG() and drop duplicated check. (Ashutosh)\n\n(cherry picked from commit e057b2d2b8d815df3858a87dffafa2af37e5945b)","publishedAt":"2026-01-13T15:31:28.759Z","updatedAt":"2026-05-23T16:03:05.766Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"803d418b73387fda392ddd83eace757ac25cf15d","status":"affected","lessThan":"b963636331fb4f3f598d80492e2fa834757198eb","versionType":"git"},{"version":"c8507a25cebd179db935dd266a33c51bef1b1e80","status":"affected","lessThan":"338849090ee610ff6d11e5e90857d2c27a4121ab","versionType":"git"},{"version":"c8507a25cebd179db935dd266a33c51bef1b1e80","status":"affected","lessThan":"f8dd66bfb4e184c71bd26418a00546ebe7f5c17a","versionType":"git"},{"version":"6.12.17","status":"affected","lessThan":"6.12.64","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_oa.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.13","versionType":"semver"},{"version":"6.12.64","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.3","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":["drivers/gpu/drm/xe/xe_oa.c"]}],"references":["https://git.kernel.org/stable/c/b963636331fb4f3f598d80492e2fa834757198eb","https://git.kernel.org/stable/c/338849090ee610ff6d11e5e90857d2c27a4121ab","https://git.kernel.org/stable/c/f8dd66bfb4e184c71bd26418a00546ebe7f5c17a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/71xxx/CVE-2025-71076.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-71076","state":"PUBLISHED","datePublished":"2026-01-13T15:31:28.759Z","dateUpdated":"2026-05-23T16:03:05.766Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:30:19.648Z"},"containers":{"cna":{"title":"drm/xe/oa: Limit num_syncs to prevent oversized allocations","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/oa: Limit num_syncs to prevent oversized allocations\n\nThe OA open parameters did not validate num_syncs, allowing\nuserspace to pass arbitrarily large values, potentially\nleading to excessive allocations.\n\nAdd check to ensure that num_syncs does not exceed DRM_XE_MAX_SYNCS,\nreturning -EINVAL when the limit is violated.\n\nv2: use XE_IOCTL_DBG() and drop duplicated check. (Ashutosh)\n\n(cherry picked from commit e057b2d2b8d815df3858a87dffafa2af37e5945b)"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"803d418b73387fda392ddd83eace757ac25cf15d","status":"affected","lessThan":"b963636331fb4f3f598d80492e2fa834757198eb","versionType":"git"},{"version":"c8507a25cebd179db935dd266a33c51bef1b1e80","status":"affected","lessThan":"338849090ee610ff6d11e5e90857d2c27a4121ab","versionType":"git"},{"version":"c8507a25cebd179db935dd266a33c51bef1b1e80","status":"affected","lessThan":"f8dd66bfb4e184c71bd26418a00546ebe7f5c17a","versionType":"git"},{"version":"6.12.17","status":"affected","lessThan":"6.12.64","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_oa.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.13","versionType":"semver"},{"version":"6.12.64","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.3","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":["drivers/gpu/drm/xe/xe_oa.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b963636331fb4f3f598d80492e2fa834757198eb"},{"url":"https://git.kernel.org/stable/c/338849090ee610ff6d11e5e90857d2c27a4121ab"},{"url":"https://git.kernel.org/stable/c/f8dd66bfb4e184c71bd26418a00546ebe7f5c17a"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-23T16:03:05.766Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.17","versionEndExcluding":"6.12.64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}