Name
CVE-2026-32283
Description
If one side of the TLS connection sends multiple key update messages post-handshake in a single record, the connection can deadlock, causing uncontrolled consumption of resources. This can lead to a denial of service. This only affects TLS 1.3.
CWEs
Published Date
Updated Date
Workaround
-
Advisories
https://go.dev/issue/78334Issue Tracking
https://pkg.go.dev/vuln/GO-2026-4870Vendor Advisory
Analysis#
Vulnerability Ratings#
7.5
CVSSv31
7.5
CVSSv31
NaN
other
Others affected components#
Name
Project
Project Version
Version
Status
openwrt
master
1.24.13-r1
Exploitable
openwrt
master
1.26.4-r1
Not Affected
openwrt
openwrt-25.12
1.24.13-r1
Exploitable
openwrt
openwrt-25.12
1.26.4-r1
Not Affected
yocto
master
1.26.4
Not Affected
yocto
master
1.26.4
Not Affected
yocto
scarthgap
1.22.12
Patched
yocto
scarthgap
1.22.12
Exploitable
Resolved with patches#
go (yocto:scarthgap)
#
Title
Author
Resolve
1
crypto/tls: prevent deadlock when client sends multiple key
Roland Shoemaker <bracewell@google.com>
CVE-2026-32283