{"dataType":"CVE_RECORD","cveMetadata":{"cveId":"CVE-2023-52448","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-20T12:30:33.292Z","datePublished":"2024-02-22T16:21:39.915Z","dateUpdated":"2025-05-04T07:36:45.265Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:36:45.265Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: Fix kernel NULL pointer dereference in gfs2_rgrp_dump\n\nSyzkaller has reported a NULL pointer dereference when accessing\nrgd->rd_rgl in gfs2_rgrp_dump().  This can happen when creating\nrgd->rd_gl fails in read_rindex_entry().  Add a NULL pointer check in\ngfs2_rgrp_dump() to prevent that."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/gfs2/rgrp.c"],"versions":[{"version":"72244b6bc752b5c496f09de9a13c18adc314a53c","lessThan":"efc8ef87ab9185a23d5676f2f7d986022d91bcde","status":"affected","versionType":"git"},{"version":"72244b6bc752b5c496f09de9a13c18adc314a53c","lessThan":"5c28478af371a1c3fdb570ca67f110e1ae60fc37","status":"affected","versionType":"git"},{"version":"72244b6bc752b5c496f09de9a13c18adc314a53c","lessThan":"ee0586d73cbaf0e7058bc640d62a9daf2dfa9178","status":"affected","versionType":"git"},{"version":"72244b6bc752b5c496f09de9a13c18adc314a53c","lessThan":"d69d7804cf9e2ba171a27e5f98bc266f13d0414a","status":"affected","versionType":"git"},{"version":"72244b6bc752b5c496f09de9a13c18adc314a53c","lessThan":"067a7c48c2c70f05f9460d6f0e8423e234729f05","status":"affected","versionType":"git"},{"version":"72244b6bc752b5c496f09de9a13c18adc314a53c","lessThan":"c323efd620c741168c8e0cc6fc0be04ab57e331a","status":"affected","versionType":"git"},{"version":"72244b6bc752b5c496f09de9a13c18adc314a53c","lessThan":"8877243beafa7c6bfc42022cbfdf9e39b25bd4fa","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/gfs2/rgrp.c"],"versions":[{"version":"4.20","status":"affected"},{"version":"0","lessThan":"4.20","status":"unaffected","versionType":"semver"},{"version":"5.4.268","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.209","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.148","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.75","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.14","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.7.2","lessThanOrEqual":"6.7.*","status":"unaffected","versionType":"semver"},{"version":"6.8","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":"5.4.268"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.10.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.15.148"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.1.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.6.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.7.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.8"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/efc8ef87ab9185a23d5676f2f7d986022d91bcde"},{"url":"https://git.kernel.org/stable/c/5c28478af371a1c3fdb570ca67f110e1ae60fc37"},{"url":"https://git.kernel.org/stable/c/ee0586d73cbaf0e7058bc640d62a9daf2dfa9178"},{"url":"https://git.kernel.org/stable/c/d69d7804cf9e2ba171a27e5f98bc266f13d0414a"},{"url":"https://git.kernel.org/stable/c/067a7c48c2c70f05f9460d6f0e8423e234729f05"},{"url":"https://git.kernel.org/stable/c/c323efd620c741168c8e0cc6fc0be04ab57e331a"},{"url":"https://git.kernel.org/stable/c/8877243beafa7c6bfc42022cbfdf9e39b25bd4fa"}],"title":"gfs2: 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