CVE-2023-53648

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Source
https://cve.org/CVERecord?id=CVE-2023-53648
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53648.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2023-53648
Downstream
Related
Published
2025-10-07T15:19:45.780Z
Modified
2026-04-11T12:46:51.071556Z
Summary
ALSA: ac97: Fix possible NULL dereference in snd_ac97_mixer
Details

In the Linux kernel, the following vulnerability has been resolved:

ALSA: ac97: Fix possible NULL dereference in sndac97mixer

smatch error: sound/pci/ac97/ac97codec.c:2354 sndac97_mixer() error: we previously assumed 'rac97' could be null (see line 2072)

remove redundant assignment, return error if rac97 is NULL.

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53648.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
da3cec35dd3c31d8706db4bf379372ce70d92118
Fixed
809af7bb4219bdeef0dbb8b2ed700d6516d13fe9
Fixed
e4cccff1e7ab6ea30995b6fbbb007d02647e025c
Fixed
5f13d67027fa782096e6aee0db5dce61c4aeb613
Fixed
f923a582217b198b557756809ffe42ac0fad6adb
Fixed
300e26e3e64880de5013eac8831cf44387ef752c
Fixed
d28b83252e150155b8b8c65b612c555e93c8b45f
Fixed
09baf460dfba79ee6a0c72e68ccdbbba84d894df
Fixed
228da1fa124470606ac19783e551f9d51a1e01b0
Fixed
79597c8bf64ca99eab385115743131d260339da5

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53648.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.6.28
Fixed
4.14.322
Type
ECOSYSTEM
Events
Introduced
4.15.0
Fixed
4.19.291
Type
ECOSYSTEM
Events
Introduced
4.20.0
Fixed
5.4.251
Type
ECOSYSTEM
Events
Introduced
5.5.0
Fixed
5.10.188
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.121
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
6.1.39
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.3.13
Type
ECOSYSTEM
Events
Introduced
6.4.0
Fixed
6.4.4

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53648.json"