Bug 1793922 (CVE-2019-20392)
Summary: | CVE-2019-20392 libyang: invalid memory access when if-feature statement is used inside a list key node | ||
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Product: | [Other] Security Response | Reporter: | Riccardo Schirone <rschiron> |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED ERRATA | QA Contact: | |
Severity: | low | Docs Contact: | |
Priority: | low | ||
Version: | unspecified | CC: | mruprich, tkorbar |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | libyang 1.0-r1 | Doc Type: | If docs needed, set a value |
Doc Text: |
An invalid memory access flaw was discovered in libyang in the function resolve_feature_value() when an if-feature statement is used inside a list key node and the feature used is not defined. Applications that use libyang to process untrusted input YANG files may crash.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2021-10-28 10:10:20 UTC | Type: | --- |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: | |||
Bug Depends On: | 1797547, 1797615, 1910046 | ||
Bug Blocks: | 1790579 |
Description
Riccardo Schirone
2020-01-22 09:26:44 UTC
This was actually fixed in RHEL-8.4.0 as part of the libyang rebase in https://access.redhat.com/errata/RHEA-2021:1906 . |