Vulnerability-Lookup

OPENSUSE-SU-2021:2392-1

Vulnerability from csaf_opensuse - Published: 2021-07-19 06:50 - Updated: 2021-07-19 06:50

Summary

Security update for go1.16

Severity

Important

Notes

Title of the patch: Security update for go1.16

Description of the patch: This update for go1.16 fixes the following issues: go1.16.6 (released 2021-07-12, bsc#1182345) includes a security fix to the crypto/tls package, as well as bug fixes to the compiler, and the net and net/http packages. Security issue fixed: CVE-2021-34558: Fixed crypto/tls: clients can panic when provided a certificate of the wrong type for the negotiated parameters (bsc#1188229) go1.16 release: * bsc#1188229 go#47143 CVE-2021-34558 * go#47145 security: fix CVE-2021-34558 * go#46999 net: LookupMX behaviour broken * go#46981 net: TestCVE202133195 fails if /etc/resolv.conf specifies ndots larger than 3 * go#46769 syscall: TestGroupCleanupUserNamespace test failure on Fedora * go#46657 runtime: deeply nested struct initialized with non-zero values * go#44984 net/http: server not setting Content-Length in certain cases

Patchnames: openSUSE-SLE-15.3-2021-2392

CVE-2021-34558

5.3 (Medium)


                
                  CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Recommended 10 products

Product	Version	Remediation
Unresolved product id: openSUSE Leap 15.3:go1.16-1.16.6-1.20.1.aarch64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.3:go1.16-1.16.6-1.20.1.ppc64le	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.3:go1.16-1.16.6-1.20.1.s390x	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.3:go1.16-1.16.6-1.20.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.3:go1.16-doc-1.16.6-1.20.1.aarch64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.3:go1.16-doc-1.16.6-1.20.1.ppc64le	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.3:go1.16-doc-1.16.6-1.20.1.s390x	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.3:go1.16-doc-1.16.6-1.20.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.3:go1.16-race-1.16.6-1.20.1.aarch64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.3:go1.16-race-1.16.6-1.20.1.x86_64	—	Vendor Fix

Threats

Impact moderate

References

9 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/o…	self
https://lists.opensuse.org/archives/list/security…	self
https://lists.opensuse.org/archives/list/security…	self
https://bugzilla.suse.com/1182345	self
https://bugzilla.suse.com/1188229	self
https://www.suse.com/security/cve/CVE-2021-34558/	self
https://www.suse.com/security/cve/CVE-2021-34558	external
https://bugzilla.suse.com/1188229	external

JSON

To clipboard

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CVE-2021-34558 (GCVE-0-2021-34558)

Vulnerability from cvelistv5 – Published: 2021-07-15 13:47 – Updated: 2024-08-04 00:12

Summary

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.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

16 references

URL	Tags
https://groups.google.com/g/golang-announce	x_refsource_MISC
https://golang.org/doc/devel/release#go1.16.minor	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://www.oracle.com/security-alerts/cpuoct2021.html	x_refsource_MISC
https://groups.google.com/g/golang-announce/c/n9F…	x_refsource_MISC
https://security.netapp.com/advisory/ntap-2021081…	x_refsource_CONFIRM
https://www.oracle.com/security-alerts/cpujan2022.html	x_refsource_MISC
https://security.gentoo.org/glsa/202208-02	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.