RHSA-2021:3076: Red Hat Security Advisory: go-toolset:rhel8 security, bug fix, and enhancement update

An update for the go-toolset:rhel8 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang. The following packages have been upgraded to a later upstream version: golang (1.15.14). (BZ#1982287) Security Fix(es):

• golang: encoding/xml: infinite loop when using xml.NewTokenDecoder with a custom TokenReader (CVE-2021-27918)
• golang: net/http: panic in ReadRequest and ReadResponse when reading a very large header (CVE-2021-31525)
• golang: archive/zip: malformed archive may cause panic or memory exhaustion (CVE-2021-33196)
• golang: crypto/tls: certificate of wrong type is causing TLS client to panic (CVE-2021-34558) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es):
• FIPS mode AES CBC CryptBlocks incorrectly re-initializes IV in file crypto/internal/boring/aes.go (BZ#1978567)
• FIPS mode AES CBC Decrypter produces incorrect result (BZ#1983976) Related CVEs:
• CVE-2021-27918: golang: encoding/xml: infinite loop when using xml.NewTokenDecoder with a custom TokenReader
• CVE-2021-31525: golang: net/http: panic in ReadRequest and ReadResponse when reading a very large header
• CVE-2021-33196: golang: archive/zip: malformed archive may cause panic or memory exhaustion
• CVE-2021-34558: golang: crypto/tls: certificate of wrong type is causing TLS client to panic