CVE-2026-53291In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/conexant: Fix missing error check for jack detection In cx_probe(), the return value of snd_hda_jack_detect_enable_callba…
Updated under an hour ago ()
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In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/conexant: Fix missing error check for jack detection In cx_probe(), the return value of snd_hda_jack_detect_enable_callback() is ignored. This function returns a pointer, and if it fails (e.g., due to memory allocation failure), it returns an error pointer which must be checked using IS_ERR(). If the registration fails, the driver continues to probe, but the jack detection callback will not be registered. This can lead to a kernel crash later when the driver attempts to handle jack events or accesses the uninitialized structure. Check the return value using IS_ERR() and propagate the error via PTR_ERR() to the probe caller.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-476
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jul 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
linux linux_kernel linux:linux_kernel | from 5.15.149 before 5.15.209; from 6.1.77 before 6.1.175; from 6.6.16 before 6.6.141; from 6.7.4 before 6.12.91; from 6.13 before 6.18.33; from 6.19 before 7.0.10; 7.1 | NVD |
References
- https://git.kernel.org/stable/c/1da5c73f3793b224696617a2a21def7500ba18d6patch
- https://git.kernel.org/stable/c/49c2c5924552e1d2f8b635dee663abebbb7cf63bpatch
- https://git.kernel.org/stable/c/a2a33e87a2ffce3046c574d24eec4390c27c9365patch
- https://git.kernel.org/stable/c/b0e2333a231107adedd38c6fcfe1adc6162716fcpatch
- https://git.kernel.org/stable/c/d68f753d89f4ef6e410d7e8b7e8ab2fdde921b80patch
- https://git.kernel.org/stable/c/dd110cc00cf854a8ecd8d003127a4178c28574eapatch
- https://git.kernel.org/stable/c/f837c7b85143a7c54140ff41ad5c076b73cd9933patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.