{"id":"CVE-2026-97493","state":"PUBLISHED","title":"drm/amdgpu: Bound GPIO I2C table entry count from VBIOS","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Bound GPIO I2C table entry count from VBIOS\n\nReject undersized tables and cap the derived entry count\nto AMDGPU_MAX_I2C_BUS so we do not overrun adev->i2c_bus[]\nor walk an absurd number of entries on corrupt size fields.","publishedAt":"2026-09-24T16:04:41.120Z","updatedAt":"2026-10-30T12:37:02.957Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"b12abff6a52d96c4114d7668f790b18f9201c17c","versionType":"git"},{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"0786b38af822fcd153d565cc85be7dbd9fed4d25","versionType":"git"},{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"6db45123306c7167c6867ca3d24924bd7960d947","versionType":"git"},{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"f8f0985375c3b977757fd73e2b691ff1bf1ea7b9","versionType":"git"},{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"a99cd231cd924b7160fecb9fb3a94b801522323b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.2","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","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/amd/amdgpu/amdgpu_atombios.c"]}],"references":["https://git.kernel.org/stable/c/b12abff6a52d96c4114d7668f790b18f9201c17c","https://git.kernel.org/stable/c/0786b38af822fcd153d565cc85be7dbd9fed4d25","https://git.kernel.org/stable/c/6db45123306c7167c6867ca3d24924bd7960d947","https://git.kernel.org/stable/c/f8f0985375c3b977757fd73e2b691ff1bf1ea7b9","https://git.kernel.org/stable/c/a99cd231cd924b7160fecb9fb3a94b801522323b"],"weaknesses":[],"ingestedAt":"2026-10-30T12:56:04.490Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/97xxx/CVE-2026-97493.json","commit":"1f312381e38164a43607eebab851b151dd16861e","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97493","state":"PUBLISHED","datePublished":"2026-09-24T16:04:41.120Z","dateUpdated":"2026-10-30T12:37:02.957Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-24T16:01:01.150Z"},"containers":{"cna":{"title":"drm/amdgpu: Bound GPIO I2C table entry count from VBIOS","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Bound GPIO I2C table entry count from VBIOS\n\nReject undersized tables and cap the derived entry count\nto AMDGPU_MAX_I2C_BUS so we do not overrun adev->i2c_bus[]\nor walk an absurd number of entries on corrupt size fields."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"b12abff6a52d96c4114d7668f790b18f9201c17c","versionType":"git"},{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"0786b38af822fcd153d565cc85be7dbd9fed4d25","versionType":"git"},{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"6db45123306c7167c6867ca3d24924bd7960d947","versionType":"git"},{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"f8f0985375c3b977757fd73e2b691ff1bf1ea7b9","versionType":"git"},{"version":"d38ceaf99ed015f2a0b9af3499791bd3a3daae21","status":"affected","lessThan":"a99cd231cd924b7160fecb9fb3a94b801522323b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.2","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","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/amd/amdgpu/amdgpu_atombios.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b12abff6a52d96c4114d7668f790b18f9201c17c"},{"url":"https://git.kernel.org/stable/c/0786b38af822fcd153d565cc85be7dbd9fed4d25"},{"url":"https://git.kernel.org/stable/c/6db45123306c7167c6867ca3d24924bd7960d947"},{"url":"https://git.kernel.org/stable/c/f8f0985375c3b977757fd73e2b691ff1bf1ea7b9"},{"url":"https://git.kernel.org/stable/c/a99cd231cd924b7160fecb9fb3a94b801522323b"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:37:02.957Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.12.114"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}