{"id":"CVE-2025-37817","state":"PUBLISHED","title":"mcb: fix a double free bug in chameleon_parse_gdd()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmcb: fix a double free bug in chameleon_parse_gdd()\n\nIn chameleon_parse_gdd(), if mcb_device_register() fails, 'mdev'\nwould be released in mcb_device_register() via put_device().\nThus, goto 'err' label and free 'mdev' again causes a double free.\nJust return if mcb_device_register() fails.","publishedAt":"2025-05-08T06:26:12.683Z","updatedAt":"2026-05-11T21:15:43.139Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"d70184958b0ea8c0fd52e2b456654b503e769fc8","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"4ffe8c9fb561e4427dd1a3056cd5b3685b74f78d","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"59f993cd36b6e28a394ba3d977e8ffe5c9884e3b","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"c5b8a549ef1fcc6066b037a3962c79d60465ba0b","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"96838eb1836fd372e42be5db84f0b333b65146a6","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"df1a5d5c6134224f9298e5189230f9d29ae50cac","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"bcc7d58ee5173e34306026bd01e1fbf75e169d37","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"7c7f1bfdb2249f854a736d9b79778c7e5a29a150","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mcb/mcb-parse.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.15","versionType":"semver"},{"version":"5.4.293","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.237","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.181","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.136","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.89","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.26","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.14.5","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mcb/mcb-parse.c"]}],"references":["https://git.kernel.org/stable/c/d70184958b0ea8c0fd52e2b456654b503e769fc8","https://git.kernel.org/stable/c/4ffe8c9fb561e4427dd1a3056cd5b3685b74f78d","https://git.kernel.org/stable/c/59f993cd36b6e28a394ba3d977e8ffe5c9884e3b","https://git.kernel.org/stable/c/c5b8a549ef1fcc6066b037a3962c79d60465ba0b","https://git.kernel.org/stable/c/96838eb1836fd372e42be5db84f0b333b65146a6","https://git.kernel.org/stable/c/df1a5d5c6134224f9298e5189230f9d29ae50cac","https://git.kernel.org/stable/c/bcc7d58ee5173e34306026bd01e1fbf75e169d37","https://git.kernel.org/stable/c/7c7f1bfdb2249f854a736d9b79778c7e5a29a150","https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html","https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:03.054Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/37xxx/CVE-2025-37817.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37817","state":"PUBLISHED","datePublished":"2025-05-08T06:26:12.683Z","dateUpdated":"2026-05-11T21:15:43.139Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:23.946Z"},"containers":{"cna":{"title":"mcb: fix a double free bug in chameleon_parse_gdd()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmcb: fix a double free bug in chameleon_parse_gdd()\n\nIn chameleon_parse_gdd(), if mcb_device_register() fails, 'mdev'\nwould be released in mcb_device_register() via put_device().\nThus, goto 'err' label and free 'mdev' again causes a double free.\nJust return if mcb_device_register() fails."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"d70184958b0ea8c0fd52e2b456654b503e769fc8","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"4ffe8c9fb561e4427dd1a3056cd5b3685b74f78d","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"59f993cd36b6e28a394ba3d977e8ffe5c9884e3b","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"c5b8a549ef1fcc6066b037a3962c79d60465ba0b","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"96838eb1836fd372e42be5db84f0b333b65146a6","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"df1a5d5c6134224f9298e5189230f9d29ae50cac","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"bcc7d58ee5173e34306026bd01e1fbf75e169d37","versionType":"git"},{"version":"3764e82e5150d87b205c10cd78a9c9ab86fbfa51","status":"affected","lessThan":"7c7f1bfdb2249f854a736d9b79778c7e5a29a150","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mcb/mcb-parse.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.15","versionType":"semver"},{"version":"5.4.293","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.237","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.181","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.136","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.89","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.26","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.14.5","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mcb/mcb-parse.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/d70184958b0ea8c0fd52e2b456654b503e769fc8"},{"url":"https://git.kernel.org/stable/c/4ffe8c9fb561e4427dd1a3056cd5b3685b74f78d"},{"url":"https://git.kernel.org/stable/c/59f993cd36b6e28a394ba3d977e8ffe5c9884e3b"},{"url":"https://git.kernel.org/stable/c/c5b8a549ef1fcc6066b037a3962c79d60465ba0b"},{"url":"https://git.kernel.org/stable/c/96838eb1836fd372e42be5db84f0b333b65146a6"},{"url":"https://git.kernel.org/stable/c/df1a5d5c6134224f9298e5189230f9d29ae50cac"},{"url":"https://git.kernel.org/stable/c/bcc7d58ee5173e34306026bd01e1fbf75e169d37"},{"url":"https://git.kernel.org/stable/c/7c7f1bfdb2249f854a736d9b79778c7e5a29a150"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:15:43.139Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.4.293"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.10.237"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.15.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"6.1.136"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"6.6.89"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"6.12.26"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"6.14.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"6.15"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE 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