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Name
CVE-2026-32280
Description
During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service. This affects both direct users of crypto/x509 and users of crypto/tls.
CWEs
Published Date
Updated Date
Workaround
-
Advisories
https://go.dev/issue/78282Issue Tracking
https://pkg.go.dev/vuln/GO-2026-4947Vendor Advisory
Analysis#
Vulnerability Ratings#
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
kirkstone
1.17.13
Exploitable
yocto
kirkstone
1.17.13
Exploitable
yocto
master
1.26.4
Not Affected
yocto
master
1.26.4
Not Affected
Resolved with patches#
go (yocto:scarthgap)
#
Title
Author
Resolve
1
crypto/x509: fix signature checking limit
Roland Shoemaker <bracewell@google.com>
CVE-2026-32280