{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-38312", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:24.003Z", "datePublished": "2025-07-10T07:42:20.647Z", "dateUpdated": "2026-07-14T12:41:52.171Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:25:32.622Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: core: fbcvt: avoid division by 0 in fb_cvt_hperiod()\n\nIn fb_find_mode_cvt(), iff mode->refresh somehow happens to be 0x80000000,\ncvt.f_refresh will become 0 when multiplying it by 2 due to overflow. It's\nthen passed to fb_cvt_hperiod(), where it's used as a divider -- division\nby 0 will result in kernel oops. Add a sanity check for cvt.f_refresh to\navoid such overflow...\n\nFound by Linux Verification Center (linuxtesting.org) with the Svace static\nanalysis tool." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/video/fbdev/core/fbcvt.c" ], "versions": [ { "version": "96fe6a2109db29cd15b90a093c16e6cb4b19371a", "lessThan": "9027ce4c037b566b658b8939a76326b7125e3627", "status": "affected", "versionType": "git" }, { "version": "96fe6a2109db29cd15b90a093c16e6cb4b19371a", "lessThan": "610f247f2772e4f92b63442125a1b7ade79898d8", "status": "affected", "versionType": "git" }, { "version": "96fe6a2109db29cd15b90a093c16e6cb4b19371a", "lessThan": "2d63433e8eaa3c91b2948190e395bc67009db0d9", "status": "affected", "versionType": "git" }, { "version": "96fe6a2109db29cd15b90a093c16e6cb4b19371a", "lessThan": "54947530663edcbaaee1314c01fdd8c72861b124", "status": "affected", "versionType": "git" }, { "version": "96fe6a2109db29cd15b90a093c16e6cb4b19371a", "lessThan": "ab91647acdf43b984824776559a452212eaeb21a", "status": "affected", "versionType": "git" }, { "version": "96fe6a2109db29cd15b90a093c16e6cb4b19371a", "lessThan": "b235393b9f43ff86a38ca2bde6372312ea215dc5", "status": "affected", "versionType": "git" }, { "version": "96fe6a2109db29cd15b90a093c16e6cb4b19371a", "lessThan": "53784073cbad18f75583fd3da9ffdfc4d1f05405", "status": "affected", "versionType": "git" }, { "version": "96fe6a2109db29cd15b90a093c16e6cb4b19371a", "lessThan": "3f6dae09fc8c306eb70fdfef70726e1f154e173a", "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/core/fbcvt.c" ], "versions": [ { "version": "2.6.14", "status": "affected" }, { "version": "0", "lessThan": "2.6.14", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.295", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.239", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.186", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.142", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.94", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12.34", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.15.3", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.16", "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": "2.6.14", "versionEndExcluding": "5.4.295" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.14", "versionEndExcluding": "5.10.239" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.14", "versionEndExcluding": "5.15.186" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.14", "versionEndExcluding": "6.1.142" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.14", "versionEndExcluding": "6.6.94" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.14", "versionEndExcluding": "6.12.34" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.14", "versionEndExcluding": "6.15.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.14", "versionEndExcluding": "6.16" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/9027ce4c037b566b658b8939a76326b7125e3627" }, { "url": "https://git.kernel.org/stable/c/610f247f2772e4f92b63442125a1b7ade79898d8" }, { "url": "https://git.kernel.org/stable/c/2d63433e8eaa3c91b2948190e395bc67009db0d9" }, { "url": "https://git.kernel.org/stable/c/54947530663edcbaaee1314c01fdd8c72861b124" }, { "url": "https://git.kernel.org/stable/c/ab91647acdf43b984824776559a452212eaeb21a" }, { "url": "https://git.kernel.org/stable/c/b235393b9f43ff86a38ca2bde6372312ea215dc5" }, { "url": "https://git.kernel.org/stable/c/53784073cbad18f75583fd3da9ffdfc4d1f05405" }, { "url": "https://git.kernel.org/stable/c/3f6dae09fc8c306eb70fdfef70726e1f154e173a" } ], "title": "fbdev: core: fbcvt: avoid division by 0 in fb_cvt_hperiod()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "title": "CVE Program Container", "references": [ { "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T17:36:25.507Z" } }, { "x_adpType": "supplier", "providerMetadata": { "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e", "shortName": "siemens-SADP", "dateUpdated": "2026-07-14T12:41:52.171Z" }, "affected": [ { "vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "versions": [ { "status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "versions": [ { "status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP", "versions": [ { "status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP", "versions": [ { "status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "Siemens", "product": "SIPLUS S7-1500 CPU 1518-4 PN/DP MFP", "versions": [ { "status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" } ], "references": [ { "url": "https://cert-portal.siemens.com/productcert/html/ssa-082556.html" } ] } ] } }