{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50781","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T13:02:21.548Z","datePublished":"2025-12-24T13:06:09.238Z","dateUpdated":"2026-05-11T19:25:25.274Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:25:25.274Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\namdgpu/pm: prevent array underflow in vega20_odn_edit_dpm_table()\n\nIn the PP_OD_EDIT_VDDC_CURVE case the \"input_index\" variable is capped at\n2 but not checked for negative values so it results in an out of bounds\nread.  This value comes from the user via sysfs."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c"],"versions":[{"version":"d5bf26539494d16dfabbbea0854a47d202ea15c0","lessThan":"4d3dc0de9c46d9f73be6bac026e40b893e37ea21","status":"affected","versionType":"git"},{"version":"d5bf26539494d16dfabbbea0854a47d202ea15c0","lessThan":"85273b4a7076ed5328c8ace02234e4e7e10972d5","status":"affected","versionType":"git"},{"version":"d5bf26539494d16dfabbbea0854a47d202ea15c0","lessThan":"f289a38df0da4cfe4b50d04b1b9c3bc646fecd57","status":"affected","versionType":"git"},{"version":"d5bf26539494d16dfabbbea0854a47d202ea15c0","lessThan":"a03625ad11b50429930f4c491d6c97e70f2ba89a","status":"affected","versionType":"git"},{"version":"d5bf26539494d16dfabbbea0854a47d202ea15c0","lessThan":"8084bd0a64e278314b733993f388d83a86aa1183","status":"affected","versionType":"git"},{"version":"d5bf26539494d16dfabbbea0854a47d202ea15c0","lessThan":"d27252b5706e51188aed7647126e44dcf9e940c1","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/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c"],"versions":[{"version":"4.20","status":"affected"},{"version":"0","lessThan":"4.20","status":"unaffected","versionType":"semver"},{"version":"5.4.229","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.163","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.86","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.0.16","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1.2","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","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":"4.20","versionEndExcluding":"5.4.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4d3dc0de9c46d9f73be6bac026e40b893e37ea21"},{"url":"https://git.kernel.org/stable/c/85273b4a7076ed5328c8ace02234e4e7e10972d5"},{"url":"https://git.kernel.org/stable/c/f289a38df0da4cfe4b50d04b1b9c3bc646fecd57"},{"url":"https://git.kernel.org/stable/c/a03625ad11b50429930f4c491d6c97e70f2ba89a"},{"url":"https://git.kernel.org/stable/c/8084bd0a64e278314b733993f388d83a86aa1183"},{"url":"https://git.kernel.org/stable/c/d27252b5706e51188aed7647126e44dcf9e940c1"}],"title":"amdgpu/pm: prevent array underflow in vega20_odn_edit_dpm_table()","x_generator":{"engine":"bippy-1.2.0"}}}}