{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-31605","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-03-09T15:48:24.122Z","datePublished":"2026-04-24T14:42:28.120Z","dateUpdated":"2026-05-11T22:12:02.080Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:12:02.080Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: udlfb: avoid divide-by-zero on FBIOPUT_VSCREENINFO\n\nMuch like commit 19f953e74356 (\"fbdev: fb_pm2fb: Avoid potential divide\nby zero error\"), we also need to prevent that same crash from happening\nin the udlfb driver as it uses pixclock directly when dividing, which\nwill crash."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/video/fbdev/udlfb.c"],"versions":[{"version":"59277b679f8b5ce594e367759256668eba652d0d","lessThan":"cce24f70090e0decb597b88bc52e8ef8efed6105","status":"affected","versionType":"git"},{"version":"59277b679f8b5ce594e367759256668eba652d0d","lessThan":"03797cdee38ef19c87785622d423aabaafb71c5f","status":"affected","versionType":"git"},{"version":"59277b679f8b5ce594e367759256668eba652d0d","lessThan":"6de048d78f3029744778b7a2891745f3ca7c209a","status":"affected","versionType":"git"},{"version":"59277b679f8b5ce594e367759256668eba652d0d","lessThan":"cccbf9b7fdab48ce4feb69c24f7f928aa8e4e8b8","status":"affected","versionType":"git"},{"version":"59277b679f8b5ce594e367759256668eba652d0d","lessThan":"afaaaa38579f1252bb42b145f6e88a955c4f73f3","status":"affected","versionType":"git"},{"version":"59277b679f8b5ce594e367759256668eba652d0d","lessThan":"a31e4518bec70333a0a98f2946a12b53b45fe5b9","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/video/fbdev/udlfb.c"],"versions":[{"version":"2.6.34","status":"affected"},{"version":"0","lessThan":"2.6.34","status":"unaffected","versionType":"semver"},{"version":"6.6.136","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.83","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.24","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.14","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0.1","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1-rc1","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":"2.6.34","versionEndExcluding":"6.6.136"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"6.12.83"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"6.18.24"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"6.19.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"7.0.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"7.1-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/cce24f70090e0decb597b88bc52e8ef8efed6105"},{"url":"https://git.kernel.org/stable/c/03797cdee38ef19c87785622d423aabaafb71c5f"},{"url":"https://git.kernel.org/stable/c/6de048d78f3029744778b7a2891745f3ca7c209a"},{"url":"https://git.kernel.org/stable/c/cccbf9b7fdab48ce4feb69c24f7f928aa8e4e8b8"},{"url":"https://git.kernel.org/stable/c/afaaaa38579f1252bb42b145f6e88a955c4f73f3"},{"url":"https://git.kernel.org/stable/c/a31e4518bec70333a0a98f2946a12b53b45fe5b9"}],"title":"fbdev: udlfb: avoid divide-by-zero on FBIOPUT_VSCREENINFO","x_generator":{"engine":"bippy-1.2.0"}}}}