CVE-2022-49438
Input: sparcspkr - fix refcount leak in bbc_beep_probe
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: Input: sparcspkr - fix refcount leak in bbc_beep_probe of_find_node_by_path() calls of_find_node_opts_by_path(), which returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.
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
2.6.26
References 9
git.kernel.org
- stable/c/2f51db16cb740ff90086189a1ef2581eab665591
- stable/c/f13064b0f2c651a3fbb0749932795c6fd21556a8
- stable/c/353bc58ac6c782d4dcde9136a91d1f90867938fe
- stable/c/bbc2b0ce6042dd3117827f10ea8cb67e0ab786da
- stable/c/6e07ccc7d56130f760d23f67a70c45366c07debc
- stable/c/418b6a3e12f75638abc5673eb76cb32127d0ab13
- stable/c/73d6f42d8d86648bec2e73d34fe1648cb6d23e08
- stable/c/1124e39fea0e2fdb4202f95b716cb97cc7de7cc7
- stable/c/c8994b30d71d64d5dcc9bc0edbfdf367171aa96f