CVE-2025-39962

I

n the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix untrusted unsigned subtract Fix the following Smatch static checker warning: net/rxrpc/rxgk_app.c:65 rxgk_yfs_decode_ticket() warn: untrusted unsigned subtract. 'ticket_len - 10 * 4' by prechecking the length of what we're trying to extract in two places in the token and decoding for a response packet. Also use sizeof() on the struct we're extracting rather specifying the size numerically to be consistent with the other related statements.

Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc6:*:*:*:*:*:*

History

03 Feb 2026, 14:24

Type Values Removed Values Added
First Time Linux linux Kernel
Linux
CWE CWE-787
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 7.8
CPE cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:*
References () https://git.kernel.org/stable/c/2429a197648178cd4dc930a9d87c13c547460564 - () https://git.kernel.org/stable/c/2429a197648178cd4dc930a9d87c13c547460564 - Patch
References () https://git.kernel.org/stable/c/71571e187106631a8127f2dde780f35caa358d33 - () https://git.kernel.org/stable/c/71571e187106631a8127f2dde780f35caa358d33 - Patch

09 Oct 2025, 13:15

Type Values Removed Values Added
New CVE

Information

Published : 2025-10-09 13:15

Updated : 2026-02-26 23:03


NVD link : CVE-2025-39962

Mitre link : CVE-2025-39962

CVE.ORG link : CVE-2025-39962


JSON object : View

Products Affected
CWE
CWE-787

Out-of-bounds Write