CVE-2025-37820NULL Pointer Dereference in Linux

Severity
5.5MEDIUMNVD
OSV3.2
EPSS
0.1%
top 78.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedMay 8
Latest updateMar 25

Description

In the Linux kernel, the following vulnerability has been resolved: xen-netfront: handle NULL returned by xdp_convert_buff_to_frame() The function xdp_convert_buff_to_frame() may return NULL if it fails to correctly convert the XDP buffer into an XDP frame due to memory constraints, internal errors, or invalid data. Failing to check for NULL may lead to a NULL pointer dereference if the result is used later in processing, potentially causing crashes, data corruption, or undefined behavior. On

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 Packages9 packages

NVDlinux/linux_kernel5.96.1.136+4
Debianlinux/linux_kernel< 6.1.137-1+2
Ubuntulinux/linux_kernel< 6.8.0-100.100+1
CVEListV5linux/linux6c5aa6fc4defc2a0977a2c59e4710d50fa1e834c5b83d30c63f9964acb1bc63eb8e670b9e0d2c240+5
debiandebian/linux< linux 6.1.137-1 (bookworm)

Also affects: Debian Linux 11.0

Patches

🔴Vulnerability Details

21
OSV
linux-azure-6.8 vulnerabilities2026-03-25
OSV
linux-azure-fips vulnerabilities2026-03-04
OSV
linux-azure vulnerabilities2026-03-04
OSV
linux-ibm, linux-ibm-6.8 vulnerabilities2026-02-24
OSV
linux-xilinx vulnerabilities2026-02-24

📋Vendor Advisories

20
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-25
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Xilinx) vulnerabilities2026-02-24
Ubuntu
Linux kernel (IBM) vulnerabilities2026-02-24