CVE-2025-22003Out-of-bounds Read in Linux

CWE-125Out-of-bounds Read42 documents7 sources
Severity
5.5MEDIUMNVD
OSV5.9OSV4.7
EPSS
0.1%
top 77.15%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedApr 3
Latest updateOct 15

Description

In the Linux kernel, the following vulnerability has been resolved: can: ucan: fix out of bound read in strscpy() source Commit 7fdaf8966aae ("can: ucan: use strscpy() to instead of strncpy()") unintentionally introduced a one byte out of bound read on strscpy()'s source argument (which is kind of ironic knowing that strscpy() is meant to be a more secure alternative :)). Let's consider below buffers: dest[len + 1]; /* will be NUL terminated */ src[len]; /* may not be NUL terminated */ When

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 Packages7 packages

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
CVE-2025-22003 — Out-of-bounds Read in Linux | cvebase