01 Record

CVE-2022-50427

ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.16% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 5.1% of scored records. A rank, not a probability.
NVD base score: 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Analyzed. NVD last modified this record on 2026-06-17.
Red Hat severity: Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2025-10-01 11:42Z11 MO AGO

Last updated

2026-05-11 19:19Z3 MO AGO

Reserved

2025-09-17

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-401Missing Release of Memory after Effective LifetimeVariant
CWE-772Missing Release of Resource after Effective LifetimeBase

Data version

5.2

Document digest

ba4c30c3e3fd0ef01eeae1d8bf6ede5e05f2c30118d7c7cb6f270bcd97e73e8b

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux0ca06a00e206b963587ac471e6d1c52bf33b9a18 to < a602ec9d88f177dba78bc97fb1adecc7a71ff279, 0ca06a00e206b963587ac471e6d1c52bf33b9a18 to < 0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb, 0ca06a00e206b963587ac471e6d1c52bf33b9a18 to < ee8bf0946f62ef00e5db4b613a9f664ac567259a, 0ca06a00e206b963587ac471e6d1c52bf33b9a18 to < 758dbcc6fbf2286eff02743b093c70a18a407d66, 0ca06a00e206b963587ac471e6d1c52bf33b9a18 to < bfce73088682ef0770da951f51156c36a89be490, 0ca06a00e206b963587ac471e6d1c52bf33b9a18 to < 4fdf6f978c6b605ca0d67bf0e982b7a8fc0f4aab, 0ca06a00e206b963587ac471e6d1c52bf33b9a18 to < c68b2e9ef246117f696e360bbdd2f5736b3a7127, 0ca06a00e206b963587ac471e6d1c52bf33b9a18 to < 4881bda5ea05c8c240fc8afeaa928e2bc43f61fa, 2.6.14—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/a602ec9d88f177dba78bc97fb1adecc7a71ff279
git.kernel.orghttps://git.kernel.org/stable/c/0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb
git.kernel.orghttps://git.kernel.org/stable/c/ee8bf0946f62ef00e5db4b613a9f664ac567259a
git.kernel.orghttps://git.kernel.org/stable/c/758dbcc6fbf2286eff02743b093c70a18a407d66
git.kernel.orghttps://git.kernel.org/stable/c/bfce73088682ef0770da951f51156c36a89be490
git.kernel.orghttps://git.kernel.org/stable/c/4fdf6f978c6b605ca0d67bf0e982b7a8fc0f4aab
git.kernel.orghttps://git.kernel.org/stable/c/c68b2e9ef246117f696e360bbdd2f5736b3a7127
git.kernel.orghttps://git.kernel.org/stable/c/4881bda5ea05c8c240fc8afeaa928e2bc43f61fa

01 Record index

CVE-2022-50427

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2022-50427

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References