Vulnerabilities > CVE-2022-48739 - Out-of-bounds Read vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
HIGH Integrity impact
NONE Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: ASoC: hdmi-codec: Fix OOB memory accesses Correct size of iec_status array by changing it to the size of status array of the struct snd_aes_iec958. This fixes out-of-bounds slab read accesses made by memcpy() of the hdmi-codec driver. This problem is reported by KASAN.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Common Attack Pattern Enumeration and Classification (CAPEC)
- Overread Buffers An adversary attacks a target by providing input that causes an application to read beyond the boundary of a defined buffer. This typically occurs when a value influencing where to start or stop reading is set to reflect positions outside of the valid memory location of the buffer. This type of attack may result in exposure of sensitive information, a system crash, or arbitrary code execution.
References
- https://git.kernel.org/stable/c/06feec6005c9d9500cd286ec440aabf8b2ddd94d
- https://git.kernel.org/stable/c/06feec6005c9d9500cd286ec440aabf8b2ddd94d
- https://git.kernel.org/stable/c/10007bd96b6c4c3cfaea9e76c311b06a07a5e260
- https://git.kernel.org/stable/c/10007bd96b6c4c3cfaea9e76c311b06a07a5e260
- https://git.kernel.org/stable/c/1552e66be325a21d7eff49f46013fb402165a0ac
- https://git.kernel.org/stable/c/1552e66be325a21d7eff49f46013fb402165a0ac