{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-31603","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-03-09T15:48:24.122Z","datePublished":"2026-04-24T14:42:26.601Z","dateUpdated":"2026-05-11T22:11:59.077Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:11:59.077Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: sm750fb: fix division by zero in ps_to_hz()\n\nps_to_hz() is called from hw_sm750_crtc_set_mode() without validating\nthat pixclock is non-zero. A zero pixclock passed via FBIOPUT_VSCREENINFO\ncauses a division by zero.\n\nFix by rejecting zero pixclock in lynxfb_ops_check_var(), consistent\nwith other framebuffer drivers."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/sm750fb/sm750.c"],"versions":[{"version":"81dee67e215b23f0c98182eece122b906d35765a","lessThan":"779412e0e391fd4a0d12e1d1adaa7bf043de62d7","status":"affected","versionType":"git"},{"version":"81dee67e215b23f0c98182eece122b906d35765a","lessThan":"2f640c6043aeab31a2f607d7605271860c3b11df","status":"affected","versionType":"git"},{"version":"81dee67e215b23f0c98182eece122b906d35765a","lessThan":"1412ba36597a82e928f20047f41d6c6582dafe8a","status":"affected","versionType":"git"},{"version":"81dee67e215b23f0c98182eece122b906d35765a","lessThan":"6144895a4335a2491c282931f1f2fa610b86339f","status":"affected","versionType":"git"},{"version":"81dee67e215b23f0c98182eece122b906d35765a","lessThan":"daf6733bd7c4c5015b431739ac29b0e29021096b","status":"affected","versionType":"git"},{"version":"81dee67e215b23f0c98182eece122b906d35765a","lessThan":"75a1621e4f91310673c9acbcbb25c2a7ff821cd3","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/staging/sm750fb/sm750.c"],"versions":[{"version":"4.1","status":"affected"},{"version":"0","lessThan":"4.1","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":"4.1","versionEndExcluding":"6.6.136"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.12.83"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.18.24"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.19.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"7.0.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"7.1-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/779412e0e391fd4a0d12e1d1adaa7bf043de62d7"},{"url":"https://git.kernel.org/stable/c/2f640c6043aeab31a2f607d7605271860c3b11df"},{"url":"https://git.kernel.org/stable/c/1412ba36597a82e928f20047f41d6c6582dafe8a"},{"url":"https://git.kernel.org/stable/c/6144895a4335a2491c282931f1f2fa610b86339f"},{"url":"https://git.kernel.org/stable/c/daf6733bd7c4c5015b431739ac29b0e29021096b"},{"url":"https://git.kernel.org/stable/c/75a1621e4f91310673c9acbcbb25c2a7ff821cd3"}],"title":"staging: sm750fb: fix division by zero in ps_to_hz()","x_generator":{"engine":"bippy-1.2.0"}}}}