{"id":"CVE-2026-72182","state":"PUBLISHED","title":"power: supply: charger-manager: fix refcount leak in is_full_charged()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: charger-manager: fix refcount leak in is_full_charged()\n\nIn is_full_charged(), power_supply_get_by_name() is called to\nobtain a reference to the fuel_gauge power supply. If the\nvoltage check (uV >= desc->fullbatt_uV) succeeds, the function\nreturns true directly without releasing the reference, leaking\nthe refcount.\n\nFix this by setting a flag and jumping to the out label where\npower_supply_put() properly drops the reference.","publishedAt":"2026-08-15T05:53:45.189Z","updatedAt":"2026-08-17T05:09:46.199Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"afe3202c30bdff0635818ab525fe2694309d2692","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"93b99b63ad5657225faf702670ddfeddf1f0ae29","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"6f75912cc6ff4c05ff13af351c4eea49b6b3c078","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"e44ad91e9f75f3e3ccbdb85ffe699471f9675e5b","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"3999f47e4bbf864e3c7fbfd813fb2f651e6b5714","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"193e6471e985c2f25d09b3fe96ec52f4eab89bd4","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"e8631b883338ea4c3b5d8ddfbe16407af9f0b4b9","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"4373cfa38ead58f980362c841b0d0bdf8c4d956c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/power/supply/charger-manager.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.10","versionType":"semver"},{"version":"5.10.261","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.212","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.178","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.97","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.40","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/power/supply/charger-manager.c"]}],"references":["https://git.kernel.org/stable/c/afe3202c30bdff0635818ab525fe2694309d2692","https://git.kernel.org/stable/c/93b99b63ad5657225faf702670ddfeddf1f0ae29","https://git.kernel.org/stable/c/6f75912cc6ff4c05ff13af351c4eea49b6b3c078","https://git.kernel.org/stable/c/e44ad91e9f75f3e3ccbdb85ffe699471f9675e5b","https://git.kernel.org/stable/c/3999f47e4bbf864e3c7fbfd813fb2f651e6b5714","https://git.kernel.org/stable/c/193e6471e985c2f25d09b3fe96ec52f4eab89bd4","https://git.kernel.org/stable/c/e8631b883338ea4c3b5d8ddfbe16407af9f0b4b9","https://git.kernel.org/stable/c/4373cfa38ead58f980362c841b0d0bdf8c4d956c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/72xxx/CVE-2026-72182.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72182","state":"PUBLISHED","datePublished":"2026-08-15T05:53:45.189Z","dateUpdated":"2026-08-17T05:09:46.199Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-08-09T03:40:39.910Z"},"containers":{"cna":{"title":"power: supply: charger-manager: fix refcount leak in is_full_charged()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: charger-manager: fix refcount leak in is_full_charged()\n\nIn is_full_charged(), power_supply_get_by_name() is called to\nobtain a reference to the fuel_gauge power supply. If the\nvoltage check (uV >= desc->fullbatt_uV) succeeds, the function\nreturns true directly without releasing the reference, leaking\nthe refcount.\n\nFix this by setting a flag and jumping to the out label where\npower_supply_put() properly drops the reference."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"afe3202c30bdff0635818ab525fe2694309d2692","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"93b99b63ad5657225faf702670ddfeddf1f0ae29","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"6f75912cc6ff4c05ff13af351c4eea49b6b3c078","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"e44ad91e9f75f3e3ccbdb85ffe699471f9675e5b","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"3999f47e4bbf864e3c7fbfd813fb2f651e6b5714","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"193e6471e985c2f25d09b3fe96ec52f4eab89bd4","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"e8631b883338ea4c3b5d8ddfbe16407af9f0b4b9","versionType":"git"},{"version":"e132fc6bb89bd307cfcdb8ba24afcd1985261485","status":"affected","lessThan":"4373cfa38ead58f980362c841b0d0bdf8c4d956c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/power/supply/charger-manager.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.10","versionType":"semver"},{"version":"5.10.261","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.212","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.178","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.97","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.40","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/power/supply/charger-manager.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/afe3202c30bdff0635818ab525fe2694309d2692"},{"url":"https://git.kernel.org/stable/c/93b99b63ad5657225faf702670ddfeddf1f0ae29"},{"url":"https://git.kernel.org/stable/c/6f75912cc6ff4c05ff13af351c4eea49b6b3c078"},{"url":"https://git.kernel.org/stable/c/e44ad91e9f75f3e3ccbdb85ffe699471f9675e5b"},{"url":"https://git.kernel.org/stable/c/3999f47e4bbf864e3c7fbfd813fb2f651e6b5714"},{"url":"https://git.kernel.org/stable/c/193e6471e985c2f25d09b3fe96ec52f4eab89bd4"},{"url":"https://git.kernel.org/stable/c/e8631b883338ea4c3b5d8ddfbe16407af9f0b4b9"},{"url":"https://git.kernel.org/stable/c/4373cfa38ead58f980362c841b0d0bdf8c4d956c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-17T05:09:46.199Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.10.261"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.15.212"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.1.178"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.6.145"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.12.97"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.18.40"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}