{"id":"CVE-2026-43225","state":"PUBLISHED","title":"staging: rtl8723bs: fix memory leak on failure path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: rtl8723bs: fix memory leak on failure path\n\ncfg80211_inform_bss_frame() may return NULL on failure. In that case,\nthe allocated buffer 'buf' is not freed and the function returns early,\nleading to potential memory leak.\nFix this by ensuring that 'buf' is freed on both success and failure paths.","publishedAt":"2026-05-06T11:28:24.289Z","updatedAt":"2026-05-11T22:20:25.453Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"9874e33ce52ba449ab0ade78752a2d37a2294617","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"a968c6a39607c129b8ac2c3c2a5e8923574e90d0","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"8311bb40698ba027649d5d1ca84ad4bf25270546","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"9f70f78e22b321429afc77befecedf05543d4e2c","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"af48c1a0abe849e167fc754b6c260b6d8350b6fd","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"017295b17bf1f477246c95bd253a7ef0cb4684c9","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"abe850d82c8cb72d28700673678724e779b1826e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"5.15.202","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.165","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.128","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c"]}],"references":["https://git.kernel.org/stable/c/9874e33ce52ba449ab0ade78752a2d37a2294617","https://git.kernel.org/stable/c/a968c6a39607c129b8ac2c3c2a5e8923574e90d0","https://git.kernel.org/stable/c/8311bb40698ba027649d5d1ca84ad4bf25270546","https://git.kernel.org/stable/c/9f70f78e22b321429afc77befecedf05543d4e2c","https://git.kernel.org/stable/c/af48c1a0abe849e167fc754b6c260b6d8350b6fd","https://git.kernel.org/stable/c/017295b17bf1f477246c95bd253a7ef0cb4684c9","https://git.kernel.org/stable/c/abe850d82c8cb72d28700673678724e779b1826e"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43225.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43225","state":"PUBLISHED","datePublished":"2026-05-06T11:28:24.289Z","dateUpdated":"2026-05-11T22:20:25.453Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.994Z"},"containers":{"cna":{"title":"staging: rtl8723bs: fix memory leak on failure path","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: rtl8723bs: fix memory leak on failure path\n\ncfg80211_inform_bss_frame() may return NULL on failure. In that case,\nthe allocated buffer 'buf' is not freed and the function returns early,\nleading to potential memory leak.\nFix this by ensuring that 'buf' is freed on both success and failure paths."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"9874e33ce52ba449ab0ade78752a2d37a2294617","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"a968c6a39607c129b8ac2c3c2a5e8923574e90d0","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"8311bb40698ba027649d5d1ca84ad4bf25270546","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"9f70f78e22b321429afc77befecedf05543d4e2c","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"af48c1a0abe849e167fc754b6c260b6d8350b6fd","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"017295b17bf1f477246c95bd253a7ef0cb4684c9","versionType":"git"},{"version":"554c0a3abf216c991c5ebddcdb2c08689ecd290b","status":"affected","lessThan":"abe850d82c8cb72d28700673678724e779b1826e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"5.15.202","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.165","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.128","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/9874e33ce52ba449ab0ade78752a2d37a2294617"},{"url":"https://git.kernel.org/stable/c/a968c6a39607c129b8ac2c3c2a5e8923574e90d0"},{"url":"https://git.kernel.org/stable/c/8311bb40698ba027649d5d1ca84ad4bf25270546"},{"url":"https://git.kernel.org/stable/c/9f70f78e22b321429afc77befecedf05543d4e2c"},{"url":"https://git.kernel.org/stable/c/af48c1a0abe849e167fc754b6c260b6d8350b6fd"},{"url":"https://git.kernel.org/stable/c/017295b17bf1f477246c95bd253a7ef0cb4684c9"},{"url":"https://git.kernel.org/stable/c/abe850d82c8cb72d28700673678724e779b1826e"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:20:25.453Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.15.202"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.1.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.6.128"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.12.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.18.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}