CVE-2022-50311
cxl: Fix refcount leak in cxl_calc_capp_routing
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
Summary
In the Linux kernel, the following vulnerability has been resolved: cxl: Fix refcount leak in cxl_calc_capp_routing of_get_next_parent() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function only calls of_node_put() in normal path, missing it in the error path. Add missing of_node_put() to avoid refcount leak.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
4.12
References 8
git.kernel.org
- stable/c/c9bebc503881c1391f6c4f820134884adecf1519
- stable/c/ee870f72465015327ad96204b0e92450d04870cd
- stable/c/f2d60f6ba173cded65081cee690b67802395a479
- stable/c/81c8bbf5b2b5f0c8030fff1716c00849cda8571a
- stable/c/6a310e8db5409676b4b3e6c1f54dff174e4fd04d
- stable/c/651e8bc9d0418c20a1989b7c078c64c2a6346fa3
- stable/c/2d7b6580384e6d65419933ddc525bd176095da54
- stable/c/1d09697ff22908ae487fc8c4fbde1811732be523