{"id":"CVE-2025-39991","title":"wifi: ath11k: fix NULL dereference in ath11k_qmi_m3_load()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: fix NULL dereference in ath11k_qmi_m3_load()\n\nIf ab->fw.m3_data points to data, then fw pointer remains null.\nFurther, if m3_mem is not allocated, then fw…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 98e373dc08187c3f1cd97342b369fa2b0f24005e < 7554d498e4283c3b4559795abd175eb24a84f47f","Linux >= 7db88b962f06a52af5e9a32971012e8f3427cec0 < 1f52119809b76d43759fc47da1cf708690b740a1","Linux >= 7db88b962f06a52af5e9a32971012e8f3427cec0 < 888830b2cbc035838bebefe94502976da94332a5","Linux >= 7db88b962f06a52af5e9a32971012e8f3427cec0 < 500fcc31e488d798937a23dbb1f62db46820c5b2","Linux >= 7db88b962f06a52af5e9a32971012e8f3427cec0 < 3fd2ef2ae2b5c955584a3bee8e83ae7d7a98f782","Linux 6.7"],"published":"2025-10-15","updated":"2026-09-14","sourceUpdated":"2026-09-14T11:58:06.488Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-39991","references":[{"url":"https://git.kernel.org/stable/c/7554d498e4283c3b4559795abd175eb24a84f47f"},{"url":"https://git.kernel.org/stable/c/1f52119809b76d43759fc47da1cf708690b740a1"},{"url":"https://git.kernel.org/stable/c/888830b2cbc035838bebefe94502976da94332a5"},{"url":"https://git.kernel.org/stable/c/500fcc31e488d798937a23dbb1f62db46820c5b2"},{"url":"https://git.kernel.org/stable/c/3fd2ef2ae2b5c955584a3bee8e83ae7d7a98f782"}],"tags":["cve.org"],"epss":0.00201,"epssPercentile":0.0879,"ingestedAt":"2026-09-14T15:23:07.459Z","slug":"CVE-2025-39991","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: fix NULL dereference in ath11k_qmi_m3_load()\n\nIf ab->fw.m3_data points to data, then fw pointer remains null.\nFurther, if m3_mem is not allocated, then fw is dereferenced to be\npassed to ath11k_err function.\n\nReplace fw->size by m3_len.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.\n\n## Affected\n\n- `Linux >= 98e373dc08187c3f1cd97342b369fa2b0f24005e < 7554d498e4283c3b4559795abd175eb24a84f47f`\n- `Linux >= 7db88b962f06a52af5e9a32971012e8f3427cec0 < 1f52119809b76d43759fc47da1cf708690b740a1`\n- `Linux >= 7db88b962f06a52af5e9a32971012e8f3427cec0 < 888830b2cbc035838bebefe94502976da94332a5`\n- `Linux >= 7db88b962f06a52af5e9a32971012e8f3427cec0 < 500fcc31e488d798937a23dbb1f62db46820c5b2`\n- `Linux >= 7db88b962f06a52af5e9a32971012e8f3427cec0 < 3fd2ef2ae2b5c955584a3bee8e83ae7d7a98f782`\n- `Linux 6.7`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}