{"id":"CVE-2024-50076","state":"PUBLISHED","title":"vt: prevent kernel-infoleak in con_font_get()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nvt: prevent kernel-infoleak in con_font_get()\n\nfont.data may not initialize all memory spaces depending on the implementation\nof vc->vc_sw->con_font_get. This may cause info-leak, so to prevent this, it\nis safest to modify it to initialize the allocated memory space to 0, and it\ngenerally does not affect the overall performance of the system.","publishedAt":"2024-10-29T00:50:18.349Z","updatedAt":"2026-05-11T20:44:57.267Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"efc67cee700b89ffbdb74a0603a083ec1290ae31","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"dc794e878e6d79f75205be456b1042a289c5759d","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"1e5a17dc77d8a8bbe67040b32e2ef755901aba44","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"b3959d5eca136e0588f9af3867b34032160cb826","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"23c4cb8a56978e5b1baa171d42e616e316c2039d","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"dc2d5f02636c7587bdd6d1f60fc59c55860b00a4","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"adb1f312f38f0d2c928ceaff089262798cc260b4","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"f956052e00de211b5c9ebaa1958366c23f82ee9e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tty/vt/vt.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.12","versionType":"semver"},{"version":"4.19.323","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.285","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.229","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.171","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.116","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.58","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.5","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tty/vt/vt.c"]}],"references":["https://git.kernel.org/stable/c/efc67cee700b89ffbdb74a0603a083ec1290ae31","https://git.kernel.org/stable/c/dc794e878e6d79f75205be456b1042a289c5759d","https://git.kernel.org/stable/c/1e5a17dc77d8a8bbe67040b32e2ef755901aba44","https://git.kernel.org/stable/c/b3959d5eca136e0588f9af3867b34032160cb826","https://git.kernel.org/stable/c/23c4cb8a56978e5b1baa171d42e616e316c2039d","https://git.kernel.org/stable/c/dc2d5f02636c7587bdd6d1f60fc59c55860b00a4","https://git.kernel.org/stable/c/adb1f312f38f0d2c928ceaff089262798cc260b4","https://git.kernel.org/stable/c/f956052e00de211b5c9ebaa1958366c23f82ee9e"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/50xxx/CVE-2024-50076.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-50076","state":"PUBLISHED","datePublished":"2024-10-29T00:50:18.349Z","dateUpdated":"2026-05-11T20:44:57.267Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-10-21T19:36:19.940Z"},"containers":{"cna":{"title":"vt: prevent kernel-infoleak in con_font_get()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nvt: prevent kernel-infoleak in con_font_get()\n\nfont.data may not initialize all memory spaces depending on the implementation\nof vc->vc_sw->con_font_get. This may cause info-leak, so to prevent this, it\nis safest to modify it to initialize the allocated memory space to 0, and it\ngenerally does not affect the overall performance of the system."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"efc67cee700b89ffbdb74a0603a083ec1290ae31","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"dc794e878e6d79f75205be456b1042a289c5759d","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"1e5a17dc77d8a8bbe67040b32e2ef755901aba44","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"b3959d5eca136e0588f9af3867b34032160cb826","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"23c4cb8a56978e5b1baa171d42e616e316c2039d","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"dc2d5f02636c7587bdd6d1f60fc59c55860b00a4","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"adb1f312f38f0d2c928ceaff089262798cc260b4","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"f956052e00de211b5c9ebaa1958366c23f82ee9e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tty/vt/vt.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.12","versionType":"semver"},{"version":"4.19.323","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.285","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.229","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.171","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.116","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.58","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.5","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tty/vt/vt.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/efc67cee700b89ffbdb74a0603a083ec1290ae31"},{"url":"https://git.kernel.org/stable/c/dc794e878e6d79f75205be456b1042a289c5759d"},{"url":"https://git.kernel.org/stable/c/1e5a17dc77d8a8bbe67040b32e2ef755901aba44"},{"url":"https://git.kernel.org/stable/c/b3959d5eca136e0588f9af3867b34032160cb826"},{"url":"https://git.kernel.org/stable/c/23c4cb8a56978e5b1baa171d42e616e316c2039d"},{"url":"https://git.kernel.org/stable/c/dc2d5f02636c7587bdd6d1f60fc59c55860b00a4"},{"url":"https://git.kernel.org/stable/c/adb1f312f38f0d2c928ceaff089262798cc260b4"},{"url":"https://git.kernel.org/stable/c/f956052e00de211b5c9ebaa1958366c23f82ee9e"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:44:57.267Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"4.19.323"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.4.285"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.10.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.15.171"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.1.116"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.6.58"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.11.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.12"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}