CVE-2025-68309

CVE-2025-68309 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: PCI/AER: Fix NULL pointer access by aer_info The kzalloc(GFP_KERNEL) may return NULL, so all accesses to aer_info->xxx will result in kernel panic. Fix it.

Frequently asked questions

What is CVE-2025-68309?
In the Linux kernel, the following vulnerability has been resolved: PCI/AER: Fix NULL pointer access by aer_info The kzalloc(GFP_KERNEL) may return NULL, so all accesses to aer_info->xxx will result in kernel panic. Fix it.
Is CVE-2025-68309 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-68309?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-68309 have an EU (EUVD) identifier?
Yes. CVE-2025-68309 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203760.
When was CVE-2025-68309 published?
CVE-2025-68309 was published on 2025-12-16 and last updated on 2026-06-17.

References