#VU90312 Out-of-bounds read in Linux kernel - CVE-2022-48702
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90312
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-48702
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the snd_emu10k1_pcm_channel_alloc() function in sound/pci/emu10k1/emupcm.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/637c5310acb48fffcc5657568db3f3e9bc719bfa
- https://git.kernel.org/stable/c/6b0e260ac3cf289e38446552461caa65e6dab275
- https://git.kernel.org/stable/c/88aac6684cf8bc885cca15463cb4407e91f28ff7
- https://git.kernel.org/stable/c/45321a7d02b7cf9b3f97e3987fc1e4d649b82da2
- https://git.kernel.org/stable/c/39a90720f3abe96625d1224e7a7463410875de4c
- https://git.kernel.org/stable/c/45814a53514e10a8014906c882e0d0d38df39cc1
- https://git.kernel.org/stable/c/4204a01ffce97cae1d59edc5848f02be5b2b9178
- https://git.kernel.org/stable/c/d29f59051d3a07b81281b2df2b8c9dfe4716067f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.293
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.258
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.328
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.143
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.68
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.213
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0