Vulnerability Details : CVE-2021-47158
In the Linux kernel, the following vulnerability has been resolved:
net: dsa: sja1105: add error handling in sja1105_setup()
If any of sja1105_static_config_load(), sja1105_clocking_setup() or
sja1105_devlink_setup() fails, we can't just return in the middle of
sja1105_setup() or memory will leak. Add a cleanup path.
Products affected by CVE-2021-47158
- 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:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-47158
0.02%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 3 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-47158
| 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 |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
N/A
|
N/A
|
RedHat-CVE-2021-47158 | 2024-03-25 |
CWE ids for CVE-2021-47158
-
The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-47158
-
https://git.kernel.org/stable/c/dd8609f203448ca6d58ae71461208b3f6b0329b0
net: dsa: sja1105: add error handling in sja1105_setup() - kernel/git/stable/linux.git - Linux kernel stable treePatch
-
https://git.kernel.org/stable/c/cec279a898a3b004411682f212215ccaea1cd0fb
net: dsa: sja1105: add error handling in sja1105_setup() - kernel/git/stable/linux.git - Linux kernel stable treePatch
-
https://git.kernel.org/stable/c/987e4ab8b8a4fcbf783069e03e7524cd39ffd563
net: dsa: sja1105: add error handling in sja1105_setup() - kernel/git/stable/linux.git - Linux kernel stable treePatch
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