CVE-2021-47054
bus: qcom: Put child node before return
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: bus: qcom: Put child node before return Put child node before return to fix potential reference count leak. Generally, the reference count of child is incremented and decremented automatically in the macro for_each_available_child_of_node() and should be decremented manually if the loop is broken in loop body.
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
4.9
References 8
git.kernel.org
- stable/c/a6191e91c10e50bd51db65a00e03d02b6b0cf8c4
- stable/c/94810fc52925eb122a922df7f9966cf3f4ba7391
- stable/c/a399dd80e697a02cfb23e2fc09b87849994043d9
- stable/c/3a76ec28824c01b57aa1f0927841d75e4f167cb8
- stable/c/00f6abd3509b1d70d0ab0fbe65ce5685cebed8be
- stable/c/6b68c03dfc79cd95a58dfd03f91f6e82829a1b0c
- stable/c/c6f8e0dc8da1cd78d640dee392071cc2326ec1b2
- stable/c/ac6ad7c2a862d682bb584a4bc904d89fa7721af8