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vulnerabilityCVE-2025-59391
Name
CVE-2025-59391
Source
NVD ( link)Debian ( link)
Description
A memory disclosure vulnerability exists in libcoap's OSCORE configuration parser in libcoap before release-4.3.5-patches. An out-of-bounds read may occur when parsing certain configuration values, allowing an attacker to infer or read memory beyond string boundaries in the .rodata section. This could potentially lead to information disclosure or denial of service.
Published Date
Updated Date
Workaround
-

Analysis#


Affected Component
Analysis
libcoap
Patched

Vulnerability Ratings#


6.5
CVSSv31
NaN
other

Others affected components#


Name
Project
Project Version
Version
Status
buildroot
2025.02.x
4.3.5a
Not Affected
buildroot
master
4.3.5b
Not Affected
openwrt
master
4.3.0-r2
Exploitable
openwrt
openwrt-25.12
4.3.0-r2
Exploitable
yocto
master
4.3.5b
Not Affected

Resolved with patches#


libcoap (yocto:scarthgap)

#
Title
Author
Resolve
1
OSCORE: Fix OSCORE configuration file parsing issue
Jon Shallow <supjps-libcoap@jpshallow.com>
CVE-2025-59391