{"id":"CVE-2026-93223","state":"PUBLISHED","title":"staging: media: tegra-video: fix of_node_put() on VIP parse errors","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: media: tegra-video: fix of_node_put() on VIP parse errors\n\ntegra_vip_channel_of_parse() initializes np from dev->of_node without\ntaking a reference, but its error paths drop one through the\nerr_node_put label. This underflows the refcount of the VIP device's\nOF node when endpoint parsing fails on a malformed device tree.\n\nThe only reference the function takes on np is the success-path\nof_node_get() stored in vip->chan.of_node, and that one is already\nreleased by the tegra_vip_init() error path and by tegra_vip_exit().\n\nReturn errors directly instead of jumping to the bogus cleanup label.","publishedAt":"2026-09-24T15:21:06.983Z","updatedAt":"2026-10-19T09:07:34.828Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"a3783800c9475fa58b8db0885893f96a23f949da","versionType":"git"},{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"1295ba29ac590bbb5c4a586afd408018168af10b","versionType":"git"},{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"656d047dc0c29c0964d840217a0593f16aa9bc5e","versionType":"git"},{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"fc9937019cf7e2fe4e29f9341e6400bcd2cde721","versionType":"git"},{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"7393372f79db940acff206b43e2905685a0c57ad","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/media/tegra-video/vip.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.5","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.109","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.50","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.4","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/media/tegra-video/vip.c"]}],"references":["https://git.kernel.org/stable/c/a3783800c9475fa58b8db0885893f96a23f949da","https://git.kernel.org/stable/c/1295ba29ac590bbb5c4a586afd408018168af10b","https://git.kernel.org/stable/c/656d047dc0c29c0964d840217a0593f16aa9bc5e","https://git.kernel.org/stable/c/fc9937019cf7e2fe4e29f9341e6400bcd2cde721","https://git.kernel.org/stable/c/7393372f79db940acff206b43e2905685a0c57ad"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/93xxx/CVE-2026-93223.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-93223","state":"PUBLISHED","datePublished":"2026-09-24T15:21:06.983Z","dateUpdated":"2026-10-19T09:07:34.828Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-17T16:02:15.094Z"},"containers":{"cna":{"title":"staging: media: tegra-video: fix of_node_put() on VIP parse errors","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: media: tegra-video: fix of_node_put() on VIP parse errors\n\ntegra_vip_channel_of_parse() initializes np from dev->of_node without\ntaking a reference, but its error paths drop one through the\nerr_node_put label. This underflows the refcount of the VIP device's\nOF node when endpoint parsing fails on a malformed device tree.\n\nThe only reference the function takes on np is the success-path\nof_node_get() stored in vip->chan.of_node, and that one is already\nreleased by the tegra_vip_init() error path and by tegra_vip_exit().\n\nReturn errors directly instead of jumping to the bogus cleanup label."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"a3783800c9475fa58b8db0885893f96a23f949da","versionType":"git"},{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"1295ba29ac590bbb5c4a586afd408018168af10b","versionType":"git"},{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"656d047dc0c29c0964d840217a0593f16aa9bc5e","versionType":"git"},{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"fc9937019cf7e2fe4e29f9341e6400bcd2cde721","versionType":"git"},{"version":"e740d199cf0ff1e53ddc2ab067c0a09b55845d68","status":"affected","lessThan":"7393372f79db940acff206b43e2905685a0c57ad","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/media/tegra-video/vip.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.5","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.109","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.50","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.4","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/media/tegra-video/vip.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/a3783800c9475fa58b8db0885893f96a23f949da"},{"url":"https://git.kernel.org/stable/c/1295ba29ac590bbb5c4a586afd408018168af10b"},{"url":"https://git.kernel.org/stable/c/656d047dc0c29c0964d840217a0593f16aa9bc5e"},{"url":"https://git.kernel.org/stable/c/fc9937019cf7e2fe4e29f9341e6400bcd2cde721"},{"url":"https://git.kernel.org/stable/c/7393372f79db940acff206b43e2905685a0c57ad"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:07:34.828Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.12.109"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.18.50"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"7.2.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}