CVE-2022-48966
net: mvneta: Prevent out of bounds read in mvneta_config_rss()
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: mvneta: Prevent out of bounds read in mvneta_config_rss() The pp->indir[0] value comes from the user. It is passed to: if (cpu_online(pp->rxq_def)) inside the mvneta_percpu_elect() function. It needs bounds checkeding to ensure that it is not beyond the end of the cpu bitmap.
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
4.5
References 8
git.kernel.org
- stable/c/3ceffb8f410b93553fb16fe7e84aa0d35b3ba79b
- stable/c/47a1a2f6cd5ec3a4f8a2d9bfa1e0605347cdb92c
- stable/c/5a142486a0db6b0b85031f22d69acd0cdcf8f72b
- stable/c/eec1fc21edc2bb99c9e66cf66f0b5d4d643fbb50
- stable/c/146ebee8fcdb349d7ec0e49915e6cdafb92544ae
- stable/c/a6b30598fec84f8809f5417cde73071ca43e8471
- stable/c/6ca0a506dddc3e1d636935eef339576b263bf3d8
- stable/c/e8b4fc13900b8e8be48debffd0dfd391772501f7