{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72224","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-09T03:40:39.913Z","datePublished":"2026-08-15T05:54:16.781Z","dateUpdated":"2026-08-17T05:10:39.755Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:10:39.755Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvdimm/btt: Free arenas on btt_init() error paths\n\nThe arenas allocated by discover_arenas() or create_arenas() are not\nfreed on some error paths in btt_init(). This leaks memory when BTT\ninitialization fails.\n\nCall free_arenas() from the affected error paths to release the\nallocations.\n\n[ as: commit message and log edits ]"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/nvdimm/btt.c"],"versions":[{"version":"5212e11fde4d40fa627668b4f2222d20db488f71","lessThan":"9ab5293d9ac3f2c4232220e563d04701f5f44607","status":"affected","versionType":"git"},{"version":"5212e11fde4d40fa627668b4f2222d20db488f71","lessThan":"68c967e105d50f885e02b0dbdc9211fd5f84bdcd","status":"affected","versionType":"git"},{"version":"5212e11fde4d40fa627668b4f2222d20db488f71","lessThan":"0b63788093ff6ccfffe6e87de9e08aeeb406599c","status":"affected","versionType":"git"},{"version":"5212e11fde4d40fa627668b4f2222d20db488f71","lessThan":"5804e6a6912b5a1e47c821777d69191d69a3fe64","status":"affected","versionType":"git"},{"version":"5212e11fde4d40fa627668b4f2222d20db488f71","lessThan":"52a7e7ece79c4b0f406149e19cd2b4b11a6c19e4","status":"affected","versionType":"git"},{"version":"5212e11fde4d40fa627668b4f2222d20db488f71","lessThan":"f4ca396bdd60b4e0a665b2589bfc4ddbea9bda2b","status":"affected","versionType":"git"},{"version":"5212e11fde4d40fa627668b4f2222d20db488f71","lessThan":"7e49684d90faa34ff6d5586be658e986d9d475ac","status":"affected","versionType":"git"},{"version":"5212e11fde4d40fa627668b4f2222d20db488f71","lessThan":"1a6b6442a982d0ca5fb6a1a39b6f6dfd760eda57","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/nvdimm/btt.c"],"versions":[{"version":"4.2","status":"affected"},{"version":"0","lessThan":"4.2","status":"unaffected","versionType":"semver"},{"version":"5.10.261","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.212","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.178","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.145","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.97","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.40","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.5","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","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":"4.2","versionEndExcluding":"5.10.261"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"5.15.212"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.1.178"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.6.145"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.12.97"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.18.40"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/9ab5293d9ac3f2c4232220e563d04701f5f44607"},{"url":"https://git.kernel.org/stable/c/68c967e105d50f885e02b0dbdc9211fd5f84bdcd"},{"url":"https://git.kernel.org/stable/c/0b63788093ff6ccfffe6e87de9e08aeeb406599c"},{"url":"https://git.kernel.org/stable/c/5804e6a6912b5a1e47c821777d69191d69a3fe64"},{"url":"https://git.kernel.org/stable/c/52a7e7ece79c4b0f406149e19cd2b4b11a6c19e4"},{"url":"https://git.kernel.org/stable/c/f4ca396bdd60b4e0a665b2589bfc4ddbea9bda2b"},{"url":"https://git.kernel.org/stable/c/7e49684d90faa34ff6d5586be658e986d9d475ac"},{"url":"https://git.kernel.org/stable/c/1a6b6442a982d0ca5fb6a1a39b6f6dfd760eda57"}],"title":"nvdimm/btt: Free arenas on btt_init() error paths","x_generator":{"engine":"bippy-1.2.0"}}}}