CVE-2025-68179 — Incorrect Synchronization in Linux

CWE-821 — Incorrect Synchronization33 documents7 sources
Severity
3.2LOWOSV
No vector
EPSS
0.0%
top 90.17%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedDec 16
Latest updateApr 9

Description

In the Linux kernel, the following vulnerability has been resolved: s390: Disable ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP As reported by Luiz Capitulino enabling HVO on s390 leads to reproducible crashes. The problem is that kernel page tables are modified without flushing corresponding TLB entries. Even if it looks like the empty flush_tlb_all() implementation on s390 is the problem, it is actually a different problem: on s390 it is not allowed to replace an active/valid page table entry with ano…

Affected Packages5 packages

▶Linuxlinux/linux_kernel6.2.0 — 6.6.117+2
▶Debianlinux/linux_kernel< 6.12.63-1+1
▶Ubuntulinux/linux_kernel< 6.8.0-106.106+1
▶CVEListV5linux/linux00a34d5a99c0631bd780b14cbe3813d0b39c3886 — 7088465f10816d9425b95740b37c95f082041d76+4
▶debiandebian/linux< linux 6.17.8-1 (forky)

🔴Vulnerability Details

16
OSV
linux-raspi, linux-raspi-realtime vulnerabilities↗2026-04-01
▶
OSV
linux-azure-6.8 vulnerabilities↗2026-03-25
▶
OSV
linux-azure vulnerabilities↗2026-03-25
▶
OSV
linux-aws-6.8 vulnerabilities↗2026-03-23
▶
OSV
linux-realtime, linux-realtime-6.8 vulnerabilities↗2026-03-17
▶

📋Vendor Advisories

15
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
▶

🕵️Threat Intelligence

1
Wiz
CVE-2025-68179 Impact, Exploitability, and Mitigation Steps | Wiz↗
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