CVE-2026-93061

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-93061", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-17T15:57:05.660Z", "datePublished": "2026-09-17T16:10:47.786Z", "dateUpdated": "2026-10-19T09:04:57.193Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:04:57.193Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpu: host1x: Avoid stack over-read in debug output helpers\n\nhost1x_debug_output() and host1x_debug_cont() used vsnprintf(), which\nreturns the length the formatted string would have reached with an\nunbounded buffer. That return value was passed straight to o->fn as\nthe number of bytes to emit.\n\nThis could cause a read past end of the output buffer if a call to\nhost1x_debug_* produced a string longer than 256 bytes. This only\naffected the debugfs files as the printk debug sink ignores the\nnumber of bytes. In practice, this is very unlikely to occur.\n\nFix by switching to vscnprintf(), which returns the number of bytes\nactually written."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/host1x/debug.c"], "versions": [{"version": "6236451d83a720072053855fa63d51934024a707", "lessThan": "d7a560dc912756fd8b39b28b10818d931e863d2d", "status": "affected", "versionType": "git"}, {"version": "6236451d83a720072053855fa63d51934024a707", "lessThan": "41517c46002afd717f0f2d0975c740dd610f87fe", "status": "affected", "versionType": "git"}, {"version": "6236451d83a720072053855fa63d51934024a707", "lessThan": "ebab3a25a0403bcbc0c40ef77d69d23270e45547", "status": "affected", "versionType": "git"}, {"version": "6236451d83a720072053855fa63d51934024a707", "lessThan": "4f9f0afdbdf513a49065207ff6b7e1d15051175a", "status": "affected", "versionType": "git"}, {"version": "6236451d83a720072053855fa63d51934024a707", "lessThan": "819dd96a6571f2b12496b080e5187ba3fa897232", "status": "affected", "versionType": "git"}, {"version": "6236451d83a720072053855fa63d51934024a707", "lessThan": "9ad7a6ccc7b839247663d57d3dbb4481dec492de", "status": "affected", "versionType": "git"}, {"version": "6236451d83a720072053855fa63d51934024a707", "lessThan": "b00290d1dc23a5ef9a0d3103aad1fe2274e86569", "status": "affected", "versionType": "git"}, {"version": "6236451d83a720072053855fa63d51934024a707", "lessThan": "bc17ac285fb708f22a8fa2c0ed32eceb1d37e6d6", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/host1x/debug.c"], "versions": [{"version": "3.10", "status": "affected"}, {"version": "0", "lessThan": "3.10", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.270", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.221", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.188", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.157", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.110", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.52", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.6", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10", "versionEndExcluding": "5.10.270"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10", "versionEndExcluding": "5.15.221"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10", "versionEndExcluding": "6.1.188"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10", "versionEndExcluding": "6.6.157"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10", "versionEndExcluding": "6.12.110"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10", "versionEndExcluding": "6.18.52"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10", "versionEndExcluding": "7.2.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/d7a560dc912756fd8b39b28b10818d931e863d2d"}, {"url": "https://git.kernel.org/stable/c/41517c46002afd717f0f2d0975c740dd610f87fe"}, {"url": "https://git.kernel.org/stable/c/ebab3a25a0403bcbc0c40ef77d69d23270e45547"}, {"url": "https://git.kernel.org/stable/c/4f9f0afdbdf513a49065207ff6b7e1d15051175a"}, {"url": "https://git.kernel.org/stable/c/819dd96a6571f2b12496b080e5187ba3fa897232"}, {"url": "https://git.kernel.org/stable/c/9ad7a6ccc7b839247663d57d3dbb4481dec492de"}, {"url": "https://git.kernel.org/stable/c/b00290d1dc23a5ef9a0d3103aad1fe2274e86569"}, {"url": "https://git.kernel.org/stable/c/bc17ac285fb708f22a8fa2c0ed32eceb1d37e6d6"}], "title": "gpu: host1x: Avoid stack over-read in debug output helpers", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/gpu/host1x/debug.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "d7a560dc912756fd8b39b28b10818d931e863d2d", "status": "affected", "version": "6236451d83a720072053855fa63d51934024a707", "versionType": "git"}, {"lessThan": "41517c46002afd717f0f2d0975c740dd610f87fe", "status": "affected", "version": "6236451d83a720072053855fa63d51934024a707", "versionType": "git"}, {"lessThan": "ebab3a25a0403bcbc0c40ef77d69d23270e45547", "status": "affected", "version": "6236451d83a720072053855fa63d51934024a707", "versionType": "git"}, {"lessThan": "4f9f0afdbdf513a49065207ff6b7e1d15051175a", "status": "affected", "version": "6236451d83a720072053855fa63d51934024a707", "versionType": "git"}, {"lessThan": "819dd96a6571f2b12496b080e5187ba3fa897232", "status": "affected", "version": "6236451d83a720072053855fa63d51934024a707", "versionType": "git"}, {"lessThan": "9ad7a6ccc7b839247663d57d3dbb4481dec492de", "status": "affected", "version": "6236451d83a720072053855fa63d51934024a707", "versionType": "git"}, {"lessThan": "b00290d1dc23a5ef9a0d3103aad1fe2274e86569", "status": "affected", "version": "6236451d83a720072053855fa63d51934024a707", "versionType": "git"}, {"lessThan": "bc17ac285fb708f22a8fa2c0ed32eceb1d37e6d6", "status": "affected", "version": "6236451d83a720072053855fa63d51934024a707", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/gpu/host1x/debug.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "3.10"}, {"lessThan": "3.10", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.270", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.221", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.188", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.157", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.110", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.52", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpu: host1x: Avoid stack over-read in debug output helpers\n\nhost1x_debug_output() and host1x_debug_cont() used vsnprintf(), which\nreturns the length the formatted string would have reached with an\nunbounded buffer. That return value was passed straight to o->fn as\nthe number of bytes to emit.\n\nThis could cause a read past end of the output buffer if a call to\nhost1x_debug_* produced a string longer than 256 bytes. This only\naffected the debugfs files as the printk debug sink ignores the\nnumber of bytes. In practice, this is very unlikely to occur.\n\nFix by switching to vscnprintf(), which returns the number of bytes\nactually written."}], "id": "CVE-2026-93061", "lastModified": "2026-10-19T10:16:55.953", "metrics": {}, "published": "2026-09-17T17:17:59.767", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/41517c46002afd717f0f2d0975c740dd610f87fe"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4f9f0afdbdf513a49065207ff6b7e1d15051175a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/819dd96a6571f2b12496b080e5187ba3fa897232"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9ad7a6ccc7b839247663d57d3dbb4481dec492de"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b00290d1dc23a5ef9a0d3103aad1fe2274e86569"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bc17ac285fb708f22a8fa2c0ed32eceb1d37e6d6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d7a560dc912756fd8b39b28b10818d931e863d2d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ebab3a25a0403bcbc0c40ef77d69d23270e45547"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6236451d83a720072053855fa63d51934024a707,d7a560dc912756fd8b39b28b10818d931e863d2d)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6236451d83a720072053855fa63d51934024a707,41517c46002afd717f0f2d0975c740dd610f87fe)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6236451d83a720072053855fa63d51934024a707,ebab3a25a0403bcbc0c40ef77d69d23270e45547)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6236451d83a720072053855fa63d51934024a707,4f9f0afdbdf513a49065207ff6b7e1d15051175a)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6236451d83a720072053855fa63d51934024a707,819dd96a6571f2b12496b080e5187ba3fa897232)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6236451d83a720072053855fa63d51934024a707,9ad7a6ccc7b839247663d57d3dbb4481dec492de)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6236451d83a720072053855fa63d51934024a707,b00290d1dc23a5ef9a0d3103aad1fe2274e86569)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6236451d83a720072053855fa63d51934024a707,bc17ac285fb708f22a8fa2c0ed32eceb1d37e6d6)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "3.10"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,3.10)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.10.270,5.11.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.15.221,5.16.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.188,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.157,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.110,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.52,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.6,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-09-19T12:45:16.296244+00:00", "updated": "2026-09-19T14:00:14.946984+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-179"]}