CVE-2025-40054 — Linux vulnerability

15 documents6 sources
Severity
—N/A
No vector
EPSS
0.0%
top 92.81%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedOct 28
Latest updateFeb 24

Description

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fs_merge_page_bio() As JY reported in bugzilla [1], Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 pc : [0xffffffe51d249484] f2fs_is_cp_guaranteed+0x70/0x98 lr : [0xffffffe51d24adbc] f2fs_merge_page_bio+0x520/0x6d4 CPU: 3 UID: 0 PID: 6790 Comm: kworker/u16:3 Tainted: P B W OE 6.12.30-android16-5-maybe-dirty-4k #1 5f7701c9cbf727d1eebe77c89bbbeb3371e895e5 Tainted: […

Affected Packages5 packages

▶Linuxlinux/linux_kernel5.5.0 — 6.17.3
▶Debianlinux/linux_kernel< 6.17.6-1
▶Ubuntulinux/linux_kernel< 6.17.0-14.14
▶CVEListV5linux/linux0b20fcec8651569935a10afe03fedc0b812d044e — 01118321e0c8a5f3ece57d0d377bfc92d83cd210+2
▶debiandebian/linux< linux 6.17.6-1 (forky)

🔴Vulnerability Details

8
OSV
linux-azure vulnerabilities↗2026-02-24
▶
OSV
linux-oem-6.17 vulnerabilities↗2026-02-17
▶
OSV
linux-aws, linux-oracle vulnerabilities↗2026-02-17
▶
OSV
linux-gcp vulnerabilities↗2026-02-12
▶
OSV
linux, linux-raspi, linux-realtime vulnerabilities↗2026-02-12
▶

📋Vendor Advisories

6
Ubuntu
Linux kernel (Azure) vulnerabilities↗2026-02-24
▶
Ubuntu
Linux kernel (OEM) vulnerabilities↗2026-02-17
▶
Ubuntu
Linux kernel (GCP) vulnerabilities↗2026-02-12
▶
Ubuntu
Linux kernel vulnerabilities↗2026-02-12
▶
Red Hat
kernel: f2fs: fix UAF issue in f2fs_merge_page_bio()↗2025-10-28
▶