Vulnerabilities > CVE-2021-47442 - Memory Leak vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: NFC: digital: fix possible memory leak in digital_in_send_sdd_req() 'skb' is allocated in digital_in_send_sdd_req(), but not free when digital_in_send_cmd() failed, which will cause memory leak. Fix it by freeing 'skb' if digital_in_send_cmd() return failed.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/071bdef36391958c89af5fa2172f691b31baa212
- https://git.kernel.org/stable/c/071bdef36391958c89af5fa2172f691b31baa212
- https://git.kernel.org/stable/c/291c932fc3692e4d211a445ba8aa35663831bac7
- https://git.kernel.org/stable/c/291c932fc3692e4d211a445ba8aa35663831bac7
- https://git.kernel.org/stable/c/2bde4aca56db9fe25405d39ddb062531493a65db
- https://git.kernel.org/stable/c/2bde4aca56db9fe25405d39ddb062531493a65db
- https://git.kernel.org/stable/c/50cb95487c265187289810addec5093d4fed8329
- https://git.kernel.org/stable/c/50cb95487c265187289810addec5093d4fed8329
- https://git.kernel.org/stable/c/6432d7f1d1c3aa74cfe8f5e3afdf81b786c32e86
- https://git.kernel.org/stable/c/6432d7f1d1c3aa74cfe8f5e3afdf81b786c32e86
- https://git.kernel.org/stable/c/74569c78aa84f8c958f1334b465bc530906ec99a
- https://git.kernel.org/stable/c/74569c78aa84f8c958f1334b465bc530906ec99a
- https://git.kernel.org/stable/c/88c890b0b9a1fb9fcd01c61ada515e8b636c34f9
- https://git.kernel.org/stable/c/88c890b0b9a1fb9fcd01c61ada515e8b636c34f9
- https://git.kernel.org/stable/c/fcce6e5255474ca33c27dda0cdf9bf5087278873
- https://git.kernel.org/stable/c/fcce6e5255474ca33c27dda0cdf9bf5087278873