{"id":"CVE-2024-56535","state":"PUBLISHED","title":"wifi: rtw89: coex: check NULL return of kmalloc in btc_fw_set_monreg()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw89: coex: check NULL return of kmalloc in btc_fw_set_monreg()\n\nkmalloc may fail, return value might be NULL and will cause\nNULL pointer dereference. Add check NULL return of kmalloc in\nbtc_fw_set_monreg().","publishedAt":"2024-12-27T14:11:18.174Z","updatedAt":"2026-05-11T20:54:07.214Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b952cb0a6e2d2e6942de3f8c6a1bd985815b9550","status":"affected","lessThan":"051577414271961f3f4c3bff87b427924b486219","versionType":"git"},{"version":"b952cb0a6e2d2e6942de3f8c6a1bd985815b9550","status":"affected","lessThan":"64db1a42d98307001a48cec1b3e68ce9f905e73d","versionType":"git"},{"version":"b952cb0a6e2d2e6942de3f8c6a1bd985815b9550","status":"affected","lessThan":"81df5ed446b448bdc327b7c7f0b50121fc1f4aa2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/realtek/rtw89/coex.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.10","versionType":"semver"},{"version":"6.11.11","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12.2","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/realtek/rtw89/coex.c"]}],"references":["https://git.kernel.org/stable/c/051577414271961f3f4c3bff87b427924b486219","https://git.kernel.org/stable/c/64db1a42d98307001a48cec1b3e68ce9f905e73d","https://git.kernel.org/stable/c/81df5ed446b448bdc327b7c7f0b50121fc1f4aa2"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:08:12.933Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/56xxx/CVE-2024-56535.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-56535","state":"PUBLISHED","datePublished":"2024-12-27T14:11:18.174Z","dateUpdated":"2026-05-11T20:54:07.214Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-12-27T14:03:05.985Z"},"containers":{"cna":{"title":"wifi: rtw89: coex: check NULL return of kmalloc in btc_fw_set_monreg()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw89: coex: check NULL return of kmalloc in btc_fw_set_monreg()\n\nkmalloc may fail, return value might be NULL and will cause\nNULL pointer dereference. Add check NULL return of kmalloc in\nbtc_fw_set_monreg()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b952cb0a6e2d2e6942de3f8c6a1bd985815b9550","status":"affected","lessThan":"051577414271961f3f4c3bff87b427924b486219","versionType":"git"},{"version":"b952cb0a6e2d2e6942de3f8c6a1bd985815b9550","status":"affected","lessThan":"64db1a42d98307001a48cec1b3e68ce9f905e73d","versionType":"git"},{"version":"b952cb0a6e2d2e6942de3f8c6a1bd985815b9550","status":"affected","lessThan":"81df5ed446b448bdc327b7c7f0b50121fc1f4aa2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/realtek/rtw89/coex.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.10","versionType":"semver"},{"version":"6.11.11","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12.2","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/realtek/rtw89/coex.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/051577414271961f3f4c3bff87b427924b486219"},{"url":"https://git.kernel.org/stable/c/64db1a42d98307001a48cec1b3e68ce9f905e73d"},{"url":"https://git.kernel.org/stable/c/81df5ed446b448bdc327b7c7f0b50121fc1f4aa2"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:54:07.214Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.11.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.12.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.13"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2024-56535","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T20:02:39.281636Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","type":"CWE","description":"CWE-476 NULL Pointer Dereference"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T20:07:17.157Z"}}]}}}