CVE-2023-52686
powerpc/powernv: Add a null pointer check in opal_event_init()
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: powerpc/powernv: Add a null pointer check in opal_event_init() kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.
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
4.11
References 8
git.kernel.org
- stable/c/8422d179cf46889c15ceff9ede48c5bfa4e7f0b4
- stable/c/e93d7cf4c1ddbcd846739e7ad849f955a4f18031
- stable/c/e6ad05e3ae9c84c5a71d7bb2d44dc845ae7990cf
- stable/c/c0b111ea786ddcc8be0682612830796ece9436c7
- stable/c/9a523e1da6d88c2034f946adfa4f74b236c95ca9
- stable/c/a14c55eb461d630b836f80591d8caf1f74e62877
- stable/c/e08c2e275fa1874de945b87093f925997722ee42
- stable/c/8649829a1dd25199bbf557b2621cedb4bf9b3050