CVE-2023-52809
scsi: libfc: Fix potential NULL pointer dereference in fc_lport_ptp_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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
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: scsi: libfc: Fix potential NULL pointer dereference in fc_lport_ptp_setup() fc_lport_ptp_setup() did not check the return value of fc_rport_create() which can return NULL and would cause a NULL pointer dereference. Address this issue by checking return value of fc_rport_create() and log error message on fc_rport_create() failed.
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
2.6.29
References 9
git.kernel.org
- stable/c/930f0aaba4820d6362de4e6ed569eaf444f1ea4e
- stable/c/77072ec41d6ab3718c3fc639bc149b8037caedfa
- stable/c/b549acf999824d4f751ca57965700372f2f3ad00
- stable/c/bb83f79f90e92f46466adcfd4fd264a7ae0f0f01
- stable/c/56d78b5495ebecbb9395101f3be177cd0a52450b
- stable/c/442fd24d7b6b29e4a9cd9225afba4142d5f522ba
- stable/c/f6fe7261b92b21109678747f36df9fdab1e30c34
- stable/c/6b9ecf4e1032e645873933e5b43cbb84cac19106
- stable/c/4df105f0ce9f6f30cda4e99f577150d23f0c9c5f