VulnerabilityAnalyzed
CVE-2021-47121
In the Linux kernel, the following vulnerability has been resolved: net: caif: fix memory leak in cfusbl_device_notify In case of caif_enroll_dev() fail, allocated link_support won't be assigned to the corresponding structure.
MEDIUM 5.5EPSS 0.23%
Does this matter?
Lower severity and a low EPSS score (0.23%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: net: caif: fix memory leak in cfusbl_device_notify In case of caif_enroll_dev() fail, allocated link_support won't be assigned to the corresponding structure. So simply free allocated pointer in case of error.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.23% probability · 14th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051Patch
- https://git.kernel.org/stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886Patch
- https://git.kernel.org/stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bbPatch
- https://git.kernel.org/stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141Patch
- https://git.kernel.org/stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597fPatch
- https://git.kernel.org/stable/c/cc302e30a504e6b60a9ac8df7988646f46cd0294Patch
- https://git.kernel.org/stable/c/dde8686985ec24d6b00487080a906609bd613ea1Patch
- https://git.kernel.org/stable/c/e8b37f5009ea7095529790f022859711e6939c76Patch
- https://git.kernel.org/stable/c/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051Patch
- https://git.kernel.org/stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886Patch
- https://git.kernel.org/stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bbPatch
- https://git.kernel.org/stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141Patch
- https://git.kernel.org/stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597fPatch
- https://git.kernel.org/stable/c/cc302e30a504e6b60a9ac8df7988646f46cd0294Patch
- https://git.kernel.org/stable/c/dde8686985ec24d6b00487080a906609bd613ea1Patch
- https://git.kernel.org/stable/c/e8b37f5009ea7095529790f022859711e6939c76Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.