CVE-2025-68309NULL Pointer Dereference in Linux

Severity
5.5MEDIUM
No vector
EPSS
0.0%
top 89.52%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedDec 16
Latest updateFeb 24

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.

Affected Packages6 packages

Linuxlinux/linux_kernel6.16.06.17.8
Debianlinux/linux_kernel< 6.17.8-1
Ubuntulinux/linux_kernel< 6.17.0-14.14
CVEListV5linux/linuxa57f2bfb4a5863f83087867c0e671f2418212d236618243bcc3f60825f761a41ed65fef9fe97eb25+2

🔴Vulnerability Details

8
OSV
linux-azure vulnerabilities2026-02-24
OSV
linux-oem-6.17 vulnerabilities2026-02-17
OSV
linux-aws, linux-oracle vulnerabilities2026-02-17
OSV
linux-gcp vulnerabilities2026-02-12
OSV
linux, linux-raspi, linux-realtime vulnerabilities2026-02-12

📋Vendor Advisories

7
Ubuntu
Linux kernel (Azure) vulnerabilities2026-02-24
Ubuntu
Linux kernel (OEM) vulnerabilities2026-02-17
Ubuntu
Linux kernel (GCP) vulnerabilities2026-02-12
Ubuntu
Linux kernel vulnerabilities2026-02-12
Red Hat
kernel: PCI/AER: Fix NULL pointer access by aer_info2025-12-16

🕵️Threat Intelligence

1
Wiz
CVE-2025-68309 Impact, Exploitability, and Mitigation Steps | Wiz