{"api_version":"1","generated_at":"2026-06-26T16:09:39+00:00","cve":"CVE-2026-53190","urls":{"html":"https://cve.report/CVE-2026-53190","api":"https://cve.report/api/cve/CVE-2026-53190.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53190","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53190"},"summary":{"title":"drm/virtio: fix dma_fence refcount leak on error in virtio_gpu_dma_fence_wait()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/virtio: fix dma_fence refcount leak on error in virtio_gpu_dma_fence_wait()\n\ndma_fence_unwrap_for_each() internally calls dma_fence_unwrap_first()\nwhich does cursor->chain = dma_fence_get(head), taking an extra\nreference. On normal loop completion, dma_fence_unwrap_next()\nreleases this via dma_fence_chain_walk() -> dma_fence_put().\n\nWhen virtio_gpu_do_fence_wait() fails and the function returns early\nfrom inside the loop, the cursor->chain reference is never released.\nThis is the only caller in the entire kernel that does an early return\ninside dma_fence_unwrap_for_each.\n\nAdd dma_fence_put(itr.chain) before the early return.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-25 09:16:36","updated_at":"2026-06-25 09:16:36"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/898bd0ccfed71651b881660c5d20ad73b5203174","name":"https://git.kernel.org/stable/c/898bd0ccfed71651b881660c5d20ad73b5203174","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/73524e9f96a278b521f257a78a845c49eb522bc1","name":"https://git.kernel.org/stable/c/73524e9f96a278b521f257a78a845c49eb522bc1","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8348567a6afb24e2c9cafe8a321162d0eebe1411","name":"https://git.kernel.org/stable/c/8348567a6afb24e2c9cafe8a321162d0eebe1411","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c0fffc874c264292e769f26194a2a5e66ce31810","name":"https://git.kernel.org/stable/c/c0fffc874c264292e769f26194a2a5e66ce31810","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3f26bb732cc136ab20176697c92f32c9c84cb125","name":"https://git.kernel.org/stable/c/3f26bb732cc136ab20176697c92f32c9c84cb125","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53190","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53190","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected eba57fb5498f2858768321e64570caea188455b8 898bd0ccfed71651b881660c5d20ad73b5203174 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected eba57fb5498f2858768321e64570caea188455b8 73524e9f96a278b521f257a78a845c49eb522bc1 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected eba57fb5498f2858768321e64570caea188455b8 8348567a6afb24e2c9cafe8a321162d0eebe1411 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected eba57fb5498f2858768321e64570caea188455b8 c0fffc874c264292e769f26194a2a5e66ce31810 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected eba57fb5498f2858768321e64570caea188455b8 3f26bb732cc136ab20176697c92f32c9c84cb125 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.5","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.5 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.143 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.94 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.36 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.13 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"53190","cve":"CVE-2026-53190","epss":"0.001750000","percentile":"0.072010000","score_date":"2026-06-25","updated_at":"2026-06-26 00:06:14"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/virtio/virtgpu_submit.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"898bd0ccfed71651b881660c5d20ad73b5203174","status":"affected","version":"eba57fb5498f2858768321e64570caea188455b8","versionType":"git"},{"lessThan":"73524e9f96a278b521f257a78a845c49eb522bc1","status":"affected","version":"eba57fb5498f2858768321e64570caea188455b8","versionType":"git"},{"lessThan":"8348567a6afb24e2c9cafe8a321162d0eebe1411","status":"affected","version":"eba57fb5498f2858768321e64570caea188455b8","versionType":"git"},{"lessThan":"c0fffc874c264292e769f26194a2a5e66ce31810","status":"affected","version":"eba57fb5498f2858768321e64570caea188455b8","versionType":"git"},{"lessThan":"3f26bb732cc136ab20176697c92f32c9c84cb125","status":"affected","version":"eba57fb5498f2858768321e64570caea188455b8","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/virtio/virtgpu_submit.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.5"},{"lessThan":"6.5","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.143","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.94","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.36","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.143","versionStartIncluding":"6.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.94","versionStartIncluding":"6.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.36","versionStartIncluding":"6.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.13","versionStartIncluding":"6.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"6.5","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/virtio: fix dma_fence refcount leak on error in virtio_gpu_dma_fence_wait()\n\ndma_fence_unwrap_for_each() internally calls dma_fence_unwrap_first()\nwhich does cursor->chain = dma_fence_get(head), taking an extra\nreference. On normal loop completion, dma_fence_unwrap_next()\nreleases this via dma_fence_chain_walk() -> dma_fence_put().\n\nWhen virtio_gpu_do_fence_wait() fails and the function returns early\nfrom inside the loop, the cursor->chain reference is never released.\nThis is the only caller in the entire kernel that does an early return\ninside dma_fence_unwrap_for_each.\n\nAdd dma_fence_put(itr.chain) before the early return."}],"providerMetadata":{"dateUpdated":"2026-06-25T08:39:02.366Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/898bd0ccfed71651b881660c5d20ad73b5203174"},{"url":"https://git.kernel.org/stable/c/73524e9f96a278b521f257a78a845c49eb522bc1"},{"url":"https://git.kernel.org/stable/c/8348567a6afb24e2c9cafe8a321162d0eebe1411"},{"url":"https://git.kernel.org/stable/c/c0fffc874c264292e769f26194a2a5e66ce31810"},{"url":"https://git.kernel.org/stable/c/3f26bb732cc136ab20176697c92f32c9c84cb125"}],"title":"drm/virtio: fix dma_fence refcount leak on error in virtio_gpu_dma_fence_wait()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53190","datePublished":"2026-06-25T08:39:02.366Z","dateReserved":"2026-06-09T07:44:35.390Z","dateUpdated":"2026-06-25T08:39:02.366Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-25 09:16:36","lastModifiedDate":"2026-06-25 09:16:36","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53190","Ordinal":"1","Title":"drm/virtio: fix dma_fence refcount leak on error in virtio_gpu_d","CVE":"CVE-2026-53190","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53190","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/virtio: fix dma_fence refcount leak on error in virtio_gpu_dma_fence_wait()\n\ndma_fence_unwrap_for_each() internally calls dma_fence_unwrap_first()\nwhich does cursor->chain = dma_fence_get(head), taking an extra\nreference. On normal loop completion, dma_fence_unwrap_next()\nreleases this via dma_fence_chain_walk() -> dma_fence_put().\n\nWhen virtio_gpu_do_fence_wait() fails and the function returns early\nfrom inside the loop, the cursor->chain reference is never released.\nThis is the only caller in the entire kernel that does an early return\ninside dma_fence_unwrap_for_each.\n\nAdd dma_fence_put(itr.chain) before the early return.","Type":"Description","Title":"drm/virtio: fix dma_fence refcount leak on error in virtio_gpu_d"}]}}}