CVE-2025-39844 — Linux vulnerability

25 documents8 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.98%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedSep 19
Latest updateApr 9

Description

In the Linux kernel, the following vulnerability has been resolved: mm: move page table sync declarations to linux/pgtable.h During our internal testing, we started observing intermittent boot failures when the machine uses 4-level paging and has a large amount of persistent memory: BUG: unable to handle page fault for address: ffffe70000000034 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 0 P4D 0 Oops: 0002 [#1] SMP NOPTI RIP: 0010:__init_single_p…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶NVDlinux/linux_kernel5.13 — 5.15.192+5
▶Debianlinux/linux_kernel< 6.1.153-1+2
▶CVEListV5linux/linux8d400913c231bd1da74067255816453f96cd35b0 — 732e62212f49d549c91071b4da7942ee3058f7a2+6

Also affects: Debian Linux 11.0

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

3
GHSA
GHSA-fv7f-vxxp-c378: In the Linux kernel, the following vulnerability has been resolved: mm: move page table sync declarations to linux/pgtable↗2025-09-22
▶
CVEList
mm: move page table sync declarations to linux/pgtable.h↗2025-09-19
▶
OSV
CVE-2025-39844: In the Linux kernel, the following vulnerability has been resolved: mm: move page table sync declarations to linux/pgtable↗2025-09-19
▶

📋Vendor Advisories

21
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities↗2026-04-09
▶
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities↗2026-04-01
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2026-03-25
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2026-03-25
▶
Ubuntu
Linux kernel (AWS) vulnerabilities↗2026-03-23
▶
CVE-2025-39844 — Linux vulnerability | cvebase