CVE-2022-49421
video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. 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
3.17
References 9
git.kernel.org
- stable/c/6c92711db7c90f78e0b67ac2a8944d0fe7e12d83
- stable/c/2e2e2c71b2642289438392edbf5d08cdbc0b138b
- stable/c/51eb1bb6baeb478538dd4ec6459fd68c44a855b1
- stable/c/8db59df7f5826e104db82cfddbf22a33a151193e
- stable/c/c1c4405222b6fc98c16e8c2aa679c14e41d81465
- stable/c/f2dfb4ab887d67be7d0892ba041d3c8d738d3356
- stable/c/bbb2a24e863b6a10129546a0a4ceea2f07deec39
- stable/c/38d245cebf545338a6bc1c7762023de3fbecd7b7
- stable/c/b23789a59fa6f00e98a319291819f91fbba0deb8