Resource exhaustion in Linux
CVE-2021-47057
In the Linux kernel, the following vulnerability has been resolved: crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map In the case where the dma_iv mapping fails, the return error path leaks the memory allocated to object d. Fix this by adding a new error return label and jumping to this to ensure d is free'd before the return. Addresses-Coverity: ("Resource leak")
EPSS: 0.002 (12.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions ac2614d721dea2ff273af19c6c5d508d58a2bb3e, 5.10, 0
- Linux Linux_kernel
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2021-47057?
- CVE-2021-47057 is a medium-severity vulnerability in Linux, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.5/10. Published 2024-02-29.
- How severe is CVE-2021-47057?
- Medium severity. CVSS v3 base score is 5.5 out of 10.