CVE-2023-52809

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux42e9a92fe6a9095bd68a379aaec7ad2be0337f7a < 930f0aaba4820d6362de4e6ed569eaf444f1ea4eaffected
LinuxLinux42e9a92fe6a9095bd68a379aaec7ad2be0337f7a < 77072ec41d6ab3718c3fc639bc149b8037caedfaaffected
LinuxLinux42e9a92fe6a9095bd68a379aaec7ad2be0337f7a < b549acf999824d4f751ca57965700372f2f3ad00affected
LinuxLinux42e9a92fe6a9095bd68a379aaec7ad2be0337f7a < bb83f79f90e92f46466adcfd4fd264a7ae0f0f01affected
LinuxLinux42e9a92fe6a9095bd68a379aaec7ad2be0337f7a < 56d78b5495ebecbb9395101f3be177cd0a52450baffected
LinuxLinux42e9a92fe6a9095bd68a379aaec7ad2be0337f7a < 442fd24d7b6b29e4a9cd9225afba4142d5f522baaffected
LinuxLinux42e9a92fe6a9095bd68a379aaec7ad2be0337f7a < f6fe7261b92b21109678747f36df9fdab1e30c34affected
LinuxLinux42e9a92fe6a9095bd68a379aaec7ad2be0337f7a < 6b9ecf4e1032e645873933e5b43cbb84cac19106affected
LinuxLinux42e9a92fe6a9095bd68a379aaec7ad2be0337f7a < 4df105f0ce9f6f30cda4e99f577150d23f0c9c5faffected
LinuxLinux2.6.29affected
LinuxLinux0 < 2.6.29unaffected
LinuxLinux4.14.331 <= 4.14.*unaffected
LinuxLinux4.19.300 <= 4.19.*unaffected
LinuxLinux5.4.262 <= 5.4.*unaffected
LinuxLinux5.10.202 <= 5.10.*unaffected
LinuxLinux5.15.140 <= 5.15.*unaffected
LinuxLinux6.1.64 <= 6.1.*unaffected
LinuxLinux6.5.13 <= 6.5.*unaffected
LinuxLinux6.6.3 <= 6.6.*unaffected
LinuxLinux6.7 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References