GO-2021-0243

vendorUSosv

Panic on certain certificates in crypto/tls

view advisory published 2022-02-17Licence: per source

crypto/tls clients can panic when provided a certificate of the wrong type for the negotiated parameters. net/http clients performing HTTPS requests are also affected.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2021-34558US	medium6.5	6.98% (94th)	Exploit	2021-07-15
The crypto/tls package of Go through 1.16.5 does not properly assert that the type of public key in an X.509 certificate matches the expected type when doing a RSA based key exchan…

references

External citations — patches, advisories, analysis.

https://go.dev/cl/334031FIX
https://go.dev/issue/47143REPORT
https://go.googlesource.com/go/+/a98589711da5e9d935e8d690cfca92892e86d557FIX
https://groups.google.com/g/golang-announce/c/n9FxMelZGAQWEB

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