CVE-2021-47121
net: caif: fix memory leak in cfusbl_device_notify
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
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.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
3.3
References 8
git.kernel.org
- stable/c/cc302e30a504e6b60a9ac8df7988646f46cd0294
- stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141
- stable/c/e8b37f5009ea7095529790f022859711e6939c76
- stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597f
- stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886
- stable/c/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051
- stable/c/dde8686985ec24d6b00487080a906609bd613ea1
- stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bb