Vulnerability Details : 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")
Products affected by CVE-2021-47057
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Exploit prediction scoring system (EPSS) score for CVE-2021-47057
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 15 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-47057
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2024-11-06 |
CWE ids for CVE-2021-47057
-
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
References for CVE-2021-47057
-
https://git.kernel.org/stable/c/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e
crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/617ec35ed51f731a593ae7274228ef2cfc9cb781
crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/e1f2d739849c3239df1ea3f97d40bade4b808410
crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/6516cb852d704ff8d615de1f93cd443a99736c3d
crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map - kernel/git/stable/linux.git - Linux kernel stable tree
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