Bug 1851875 (CVE-2019-15608)
Summary: | CVE-2019-15608 yarn: TOCTOU vulnerability leads to cache pollution | ||
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Product: | [Other] Security Response | Reporter: | msiddiqu |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED NOTABUG | QA Contact: | |
Severity: | medium | Docs Contact: | |
Priority: | medium | ||
Version: | unspecified | CC: | bdettelb, jschorr, nodejs-sig, tomckay, zsvetlik |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | yarn-1.19.0 | Doc Type: | If docs needed, set a value |
Doc Text: |
A flaw was found in Yarn. The package integrity validation in Yarn contains a time-of-check to time-of-use (TOCTOU) vulnerability where the hash is computed before writing a package to cache and is not computed again when reading from the cache. This flaw may lead to a cache pollution attack. The highest threat from this vulnerability is to integrity.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2020-06-30 05:20:25 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: | 1851876 | ||
Bug Blocks: | 1851877 |
Description
msiddiqu
2020-06-29 10:00:50 UTC
Created nodejs-yarn tracking bugs for this issue: Affects: fedora-all [bug 1851876] Mitigation: Run 'yarn cache clean' before installs. Red Hat Quay 3.2 is built with yarn 1.19.1 which has a fix for this issue. This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2019-15608 |