CVE-2023-54279

CVE-2023-54279 is a security vulnerability that is still awaiting full analysis and scoring. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

In the Linux kernel, the following vulnerability has been resolved: MIPS: fw: Allow firmware to pass a empty env fw_getenv will use env entry to determine style of env, however it is legal for firmware to just pass a empty list. Check if first entry exist before running strchr to avoid null pointer dereference.

Frequently asked questions

What is CVE-2023-54279?
In the Linux kernel, the following vulnerability has been resolved: MIPS: fw: Allow firmware to pass a empty env fw_getenv will use env entry to determine style of env, however it is legal for firmware to just pass a empty list. Check if first entry exist before running strchr to avoid null pointer dereference.
Is CVE-2023-54279 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-54279?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-54279 have an EU (EUVD) identifier?
Yes. CVE-2023-54279 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-60525.
When was CVE-2023-54279 published?
CVE-2023-54279 was published on 2025-12-30 and last updated on 2026-06-17.

References