{"id":"CVE-2026-53291","title":"ALSA: hda/conexant: Fix missing error check for jack detection","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: hda/conexant: Fix missing error check for jack detection\n\nIn cx_probe(), the return value of snd_hda_jack_detect_enable_callback()\nis ignored. This function retur…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= f13b8cb5a6920ad98b751d3134686f29810577d4 < 49c2c5924552e1d2f8b635dee663abebbb7cf63b","Linux >= 2cb659ef0ac744545499e7c37665b276d9e405da < a2a33e87a2ffce3046c574d24eec4390c27c9365","Linux >= 24d748413cc4e1d97074bae1f335d32d30912f10 < d68f753d89f4ef6e410d7e8b7e8ab2fdde921b80","Linux >= 7aeb259086487417f0fecf66e325bee133e8813a < dd110cc00cf854a8ecd8d003127a4178c28574ea","Linux >= 7aeb259086487417f0fecf66e325bee133e8813a < f837c7b85143a7c54140ff41ad5c076b73cd9933","Linux >= 7aeb259086487417f0fecf66e325bee133e8813a < 1da5c73f3793b224696617a2a21def7500ba18d6","Linux >= 7aeb259086487417f0fecf66e325bee133e8813a < b0e2333a231107adedd38c6fcfe1adc6162716fc","Linux 4a28302b2c681e3cf85e3b41231fff363c4c6a0e","Linux >= 5.15.149 < 5.15.209","Linux >= 6.1.77 < 6.1.175","Linux >= 6.6.16 < 6.6.141","Linux >= 6.7.4 < 6.8","Linux 6.8"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-06T16:25:34.114257Z"},"published":"2026-06-26","updated":"2026-11-06","sourceUpdated":"2026-11-06T16:34:18.432Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-53291","references":[{"url":"https://git.kernel.org/stable/c/49c2c5924552e1d2f8b635dee663abebbb7cf63b"},{"url":"https://git.kernel.org/stable/c/a2a33e87a2ffce3046c574d24eec4390c27c9365"},{"url":"https://git.kernel.org/stable/c/d68f753d89f4ef6e410d7e8b7e8ab2fdde921b80"},{"url":"https://git.kernel.org/stable/c/dd110cc00cf854a8ecd8d003127a4178c28574ea"},{"url":"https://git.kernel.org/stable/c/f837c7b85143a7c54140ff41ad5c076b73cd9933"},{"url":"https://git.kernel.org/stable/c/1da5c73f3793b224696617a2a21def7500ba18d6"},{"url":"https://git.kernel.org/stable/c/b0e2333a231107adedd38c6fcfe1adc6162716fc"}],"tags":["cve.org"],"epss":0.00123,"epssPercentile":0.02042,"ingestedAt":"2026-11-06T16:57:43.253Z","slug":"CVE-2026-53291","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nALSA: hda/conexant: Fix missing error check for jack detection\n\nIn cx_probe(), the return value of snd_hda_jack_detect_enable_callback()\nis ignored. This function returns a pointer, and if it fails (e.g., due\nto memory allocation failure), it returns an error pointer which must\nbe checked using IS_ERR().\n\nIf the registration fails, the driver continues to probe, but the jack\ndetection callback will not be registered. This can lead to a kernel\ncrash later when the driver attempts to handle jack events or accesses\nthe uninitialized structure.\n\nCheck the return value using IS_ERR() and propagate the error via\nPTR_ERR() to the probe caller.\n\n## Affected\n\n- `Linux >= f13b8cb5a6920ad98b751d3134686f29810577d4 < 49c2c5924552e1d2f8b635dee663abebbb7cf63b`\n- `Linux >= 2cb659ef0ac744545499e7c37665b276d9e405da < a2a33e87a2ffce3046c574d24eec4390c27c9365`\n- `Linux >= 24d748413cc4e1d97074bae1f335d32d30912f10 < d68f753d89f4ef6e410d7e8b7e8ab2fdde921b80`\n- `Linux >= 7aeb259086487417f0fecf66e325bee133e8813a < dd110cc00cf854a8ecd8d003127a4178c28574ea`\n- `Linux >= 7aeb259086487417f0fecf66e325bee133e8813a < f837c7b85143a7c54140ff41ad5c076b73cd9933`\n- `Linux >= 7aeb259086487417f0fecf66e325bee133e8813a < 1da5c73f3793b224696617a2a21def7500ba18d6`\n- `Linux >= 7aeb259086487417f0fecf66e325bee133e8813a < b0e2333a231107adedd38c6fcfe1adc6162716fc`\n- `Linux 4a28302b2c681e3cf85e3b41231fff363c4c6a0e`\n- `Linux >= 5.15.149 < 5.15.209`\n- `Linux >= 6.1.77 < 6.1.175`\n- `Linux >= 6.6.16 < 6.6.141`\n- `Linux >= 6.7.4 < 6.8`\n- `Linux 6.8`\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":[]}