Logo
vulnerabilityCVE-2026-5447
Name
CVE-2026-5447
Source
NVD ( link)Debian ( link)
Description
Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension.
Published Date
Updated Date
Workaround
-

Analysis#


Affected Component
Analysis
wolfssl
Not Affected

Vulnerability Ratings#


6.3
CVSSv4
7.5
CVSSv31
NaN
other

Others affected components#


Name
Project
Project Version
Version
Status
buildroot
2025.02.x
5.9.1
Not Affected
buildroot
master
5.9.1
Not Affected
openwrt
master
5.9.1-r1
Not Affected
openwrt
openwrt-25.12
5.9.1-r1
Not Affected
yocto
kirkstone
5.2.0
Exploitable
yocto
scarthgap
5.7.2
Exploitable