{"id":"CVE-2026-53141","state":"PUBLISHED","title":"drm/v3d: Fix global performance monitor reference counting","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/v3d: Fix global performance monitor reference counting\n\nIn the SET_GLOBAL ioctl, v3d_perfmon_find() bumps the reference count on\nthe perfmon it returns, but v3d_perfmon_set_global_ioctl() and\nv3d_perfmon_delete() fail to release that reference on several paths:\n\n  1. v3d_perfmon_set_global_ioctl() leaks the reference on its error\n     paths.\n\n  2. CLEAR_GLOBAL leaks both the find reference and the reference\n     previously stashed in v3d->global_perfmon by the SET_GLOBAL ioctl\n     that configured it.\n\n  3. Destroying a perfmon that is the current global perfmon leaks the\n     reference stashed by the SET_GLOBAL ioctl.\n\nRelease each of these references explicitly.","publishedAt":"2026-06-25T08:38:29.283Z","updatedAt":"2026-06-25T08:38:29.283Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c6eabbab359c156669e10d5dec3e71e80ff09bd2","status":"affected","lessThan":"3e1947573140a57119294f0bff39ee18d93f23e1","versionType":"git"},{"version":"c6eabbab359c156669e10d5dec3e71e80ff09bd2","status":"affected","lessThan":"ed2eaf3b7b1820b690e4b896d344e00027526a25","versionType":"git"},{"version":"c6eabbab359c156669e10d5dec3e71e80ff09bd2","status":"affected","lessThan":"6bf7e2affc6e62da7add393d7f352d4040f5bc27","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/v3d/v3d_perfmon.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.18.36","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.13","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/v3d/v3d_perfmon.c"]}],"references":["https://git.kernel.org/stable/c/3e1947573140a57119294f0bff39ee18d93f23e1","https://git.kernel.org/stable/c/ed2eaf3b7b1820b690e4b896d344e00027526a25","https://git.kernel.org/stable/c/6bf7e2affc6e62da7add393d7f352d4040f5bc27"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/53xxx/CVE-2026-53141.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53141","state":"PUBLISHED","datePublished":"2026-06-25T08:38:29.283Z","dateUpdated":"2026-06-25T08:38:29.283Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-06-09T07:44:35.387Z"},"containers":{"cna":{"title":"drm/v3d: Fix global performance monitor reference counting","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/v3d: Fix global performance monitor reference counting\n\nIn the SET_GLOBAL ioctl, v3d_perfmon_find() bumps the reference count on\nthe perfmon it returns, but v3d_perfmon_set_global_ioctl() and\nv3d_perfmon_delete() fail to release that reference on several paths:\n\n  1. v3d_perfmon_set_global_ioctl() leaks the reference on its error\n     paths.\n\n  2. CLEAR_GLOBAL leaks both the find reference and the reference\n     previously stashed in v3d->global_perfmon by the SET_GLOBAL ioctl\n     that configured it.\n\n  3. Destroying a perfmon that is the current global perfmon leaks the\n     reference stashed by the SET_GLOBAL ioctl.\n\nRelease each of these references explicitly."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c6eabbab359c156669e10d5dec3e71e80ff09bd2","status":"affected","lessThan":"3e1947573140a57119294f0bff39ee18d93f23e1","versionType":"git"},{"version":"c6eabbab359c156669e10d5dec3e71e80ff09bd2","status":"affected","lessThan":"ed2eaf3b7b1820b690e4b896d344e00027526a25","versionType":"git"},{"version":"c6eabbab359c156669e10d5dec3e71e80ff09bd2","status":"affected","lessThan":"6bf7e2affc6e62da7add393d7f352d4040f5bc27","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/v3d/v3d_perfmon.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.18.36","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.13","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/v3d/v3d_perfmon.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/3e1947573140a57119294f0bff39ee18d93f23e1"},{"url":"https://git.kernel.org/stable/c/ed2eaf3b7b1820b690e4b896d344e00027526a25"},{"url":"https://git.kernel.org/stable/c/6bf7e2affc6e62da7add393d7f352d4040f5bc27"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-25T08:38:29.283Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.18.36"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"7.0.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}