CVE-2022-48701
ALSA: usb-audio: Fix an out-of-bounds bug in __snd_usb_parse_audio_interface()
Using Linux by Linux?
Get instant alerts when new vulnerabilities affect Linux - before attackers find them.
Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix an out-of-bounds bug in __snd_usb_parse_audio_interface() There may be a bad USB audio device with a USB ID of (0x04fa, 0x4201) and the number of it's interfaces less than 4, an out-of-bounds read bug occurs when parsing the interface descriptor for this device. Fix this by checking the number of interfaces.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/0492798bf8dfcc09c9337a1ba065da1d1ca68712
- https://git.kernel.org/stable/c/2a308e415d247a23d4d64c964c02e782eede2936
- https://git.kernel.org/stable/c/6123bec8480d23369e2ee0b2208611619f269faf
- https://git.kernel.org/stable/c/8293e61bbf908b18ff9935238d4fc2ad359e3fe0
- https://git.kernel.org/stable/c/91904870370fd986c29719846ed76d559de43251
References (8)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- HIGH
Quick Info
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.