Improper Input Validation Affecting go-toolset-1.15-golang-src package, versions <0:1.15.14-1.el7_9


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
6.98% (94th percentile)

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  • Snyk IDSNYK-RHEL7-GOTOOLSET115GOLANGSRC-3375215
  • published26 Jul 2021
  • disclosed13 Jul 2021

Introduced: 13 Jul 2021

CVE-2021-34558  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade RHEL:7 go-toolset-1.15-golang-src to version 0:1.15.14-1.el7_9 or higher.
This issue was patched in RHSA-2021:3015.

NVD Description

Note: Versions mentioned in the description apply only to the upstream go-toolset-1.15-golang-src package and not the go-toolset-1.15-golang-src package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

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 exchange, allowing a malicious TLS server to cause a TLS client to panic.

References

CVSS Base Scores

version 3.1