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Bug 722740 (CVE-2020-12823) - <net-vpn/openconnect-8.09-r1: Buffer overflow in get_cert_name (CVE-2020-12823)
Summary: <net-vpn/openconnect-8.09-r1: Buffer overflow in get_cert_name (CVE-2020-12823)
Status: RESOLVED FIXED
Alias: CVE-2020-12823
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor (vote)
Assignee: Gentoo Security
URL:
Whiteboard: B2 [glsa+ cve]
Keywords:
Depends on: CVE-2020-12105
Blocks:
  Show dependency tree
 
Reported: 2020-05-12 17:13 UTC by Sam James
Modified: 2020-06-15 15:48 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


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Description Sam James gentoo-dev Security 2020-05-12 17:13:19 UTC
Description:
"OpenConnect has a buffer overflow, causing a denial of service (application crash) or possibly unspecified other impact, via crafted certificate data to
get_cert_name in gnutls.c."

Patch: https://gitlab.com/openconnect/openconnect/-/merge_requests/108/diffs?commit_id=eef4c1f9d24478aa1d2dd9ac7ec32efb2137f474

This has already been applied in Gentoo and stabilisation is done as part of bug 719108.
Comment 1 GLSAMaker/CVETool Bot gentoo-dev 2020-06-15 15:48:02 UTC
This issue was resolved and addressed in
 GLSA 202006-15 at https://security.gentoo.org/glsa/202006-15
by GLSA coordinator Aaron Bauman (b-man).