Vulnerability Details : CVE-2021-47074
In the Linux kernel, the following vulnerability has been resolved:
nvme-loop: fix memory leak in nvme_loop_create_ctrl()
When creating loop ctrl in nvme_loop_create_ctrl(), if nvme_init_ctrl()
fails, the loop ctrl should be freed before jumping to the "out" label.
Products affected by CVE-2021-47074
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-47074
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 5 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-47074
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
|
NIST | 2024-12-12 |
CWE ids for CVE-2021-47074
-
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-47074
-
https://git.kernel.org/stable/c/03504e3b54cc8118cc26c064e60a0b00c2308708
nvme-loop: fix memory leak in nvme_loop_create_ctrl() - kernel/git/stable/linux.git - Linux kernel stable treePatch
-
https://git.kernel.org/stable/c/9c980795ccd77e8abec33dd6fe28dfe1c4083e65
nvme-loop: fix memory leak in nvme_loop_create_ctrl() - kernel/git/stable/linux.git - Linux kernel stable treePatch
-
https://git.kernel.org/stable/c/551ba08d4b7eb26f75758cdb9f15105b276517ad
nvme-loop: fix memory leak in nvme_loop_create_ctrl() - kernel/git/stable/linux.git - Linux kernel stable treePatch
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