CVE-2025-21894Linux vulnerability

42 documents7 sources
Severity
5.5MEDIUMNVD
OSV5.9OSV4.7
EPSS
0.1%
top 80.00%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedApr 1
Latest updateOct 15

Description

In the Linux kernel, the following vulnerability has been resolved: net: enetc: VFs do not support HWTSTAMP_TX_ONESTEP_SYNC Actually ENETC VFs do not support HWTSTAMP_TX_ONESTEP_SYNC because only ENETC PF can access PMa_SINGLE_STEP registers. And there will be a crash if VFs are used to test one-step timestamp, the crash log as follows. [ 129.110909] Unable to handle kernel paging request at virtual address 00000000000080c0 [ 129.287769] Call trace: [ 129.290219] enetc_port_mac_wr+0x30/0xec (

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 Packages6 packages

NVDlinux/linux_kernel5.36.6.83+3
Debianlinux/linux_kernel< 6.12.19-1+1
Ubuntulinux/linux_kernel< 6.8.0-84.84
CVEListV5linux/linux41514737ecaa603a5127cdccdc5f17ef11b9b3dc1748531839298ab7be682155f6cd98ae04773e6a+4

Patches

🔴Vulnerability Details

20
OSV
linux-oracle-6.8 vulnerabilities2025-10-15
OSV
linux-azure-nvidia vulnerabilities2025-10-08
OSV
linux-oracle vulnerabilities2025-10-06
OSV
linux-azure, linux-azure-6.8 vulnerabilities2025-10-02
OSV
linux-raspi-realtime vulnerabilities2025-10-02

📋Vendor Advisories

21
Ubuntu
Linux kernel (Oracle) vulnerabilities2025-10-15
Ubuntu
Linux kernel (Azure, N-Series) vulnerabilities2025-10-08
Ubuntu
Linux kernel (Oracle) vulnerabilities2025-10-06
Ubuntu
Linux kernel (Raspberry Pi Real-time) vulnerabilities2025-10-02
Ubuntu
Linux kernel (HWE) vulnerabilities2025-10-02