{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-52966","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-06-09T07:44:35.374Z","datePublished":"2026-06-24T16:28:45.891Z","dateUpdated":"2026-06-24T16:28:45.891Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-24T16:28:45.891Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm: Replace old pointer to new idr\n\nCommit 5e28b7b94408 introduced a logical error by failing to replace the\nnewly generated IDR pointer to old id's pointer at the correct location\nwithin the \"change handle\" logic; this resulted in the issue reported by\nsyzbot [1].\n\nSpecifically, the new IDR object pointer is intended to replace the original\nid's pointer during the normal execution flow.\n\nAdditionally, an unnecessary conditional check for the ret exit path has\nbeen removed.\n\n[1]\n!RB_EMPTY_ROOT(&prime_fpriv->dmabufs)\nWARNING: drivers/gpu/drm/drm_prime.c:224 at drm_prime_destroy_file_private+0x48/0x60 drivers/gpu/drm/drm_prime.c:224, CPU#0: syz.0.17/5833\nCall Trace:\n drm_file_free.part.0+0x7e6/0xcc0 drivers/gpu/drm/drm_file.c:269\n drm_file_free drivers/gpu/drm/drm_file.c:237 [inline]\n drm_close_helper.isra.0+0x186/0x200 drivers/gpu/drm/drm_file.c:290\n drm_release+0x1ab/0x360 drivers/gpu/drm/drm_file.c:438"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/drm_gem.c"],"versions":[{"version":"672464dd53231509c9c771110798c56d4660e19e","lessThan":"318b995cffcfcaa69a234d28123a3f4ae186a9df","status":"affected","versionType":"git"},{"version":"61bd96d3e5472c253f9c1ab77608f0c8aaa9d025","lessThan":"38f12d0e10d83b66fa1466400d876a3a8da31542","status":"affected","versionType":"git"},{"version":"5e28b7b94408897e41c63477aabc9e1db439bc8c","lessThan":"dc366607c41c45fd0ae6f3db090f31dd611b644a","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/drm_gem.c"],"versions":[{"version":"6.18.32","lessThan":"6.18.33","status":"affected","versionType":"semver"},{"version":"7.0.9","lessThan":"7.0.10","status":"affected","versionType":"semver"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18.32","versionEndExcluding":"6.18.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.9","versionEndExcluding":"7.0.10"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/318b995cffcfcaa69a234d28123a3f4ae186a9df"},{"url":"https://git.kernel.org/stable/c/38f12d0e10d83b66fa1466400d876a3a8da31542"},{"url":"https://git.kernel.org/stable/c/dc366607c41c45fd0ae6f3db090f31dd611b644a"}],"title":"drm: Replace old pointer to new idr","x_generator":{"engine":"bippy-1.2.0"}}}}