Bug 1903723 (CVE-2020-9861) - CVE-2020-9861 swift: stack overflow issue via nested malicious JSON input
Summary: CVE-2020-9861 swift: stack overflow issue via nested malicious JSON input
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2020-9861
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1904263 1904264
Blocks: 1903725
TreeView+ depends on / blocked
 
Reported: 2020-12-02 17:14 UTC by Dhananjay Arunesh
Modified: 2020-12-04 09:09 UTC (History)
9 users (show)

Fixed In Version: swift-lang 5.1.5
Clone Of:
Environment:
Last Closed: 2020-12-04 09:09:15 UTC
Embargoed:

Attachments (Terms of Use)

Description Dhananjay Arunesh 2020-12-02 17:14:38 UTC 
A stack overflow issue existed in Swift for Linux. The issue was addressed with improved input validation for dealing with deeply nested malicious JSON input.

https://forums.swift.org/t/swift-5-1-5-for-linux-jsonserialization-limit-recursion-when-parsing/34514
Comment 2 Doran Moppert 2020-12-03 23:19:28 UTC 
This is the swift programming language, not swift object storage.
Comment 3 Doran Moppert 2020-12-03 23:20:37 UTC 
Created swift-lang tracking bugs for this issue:

Affects: epel-8 [bug 1904264]
Affects: fedora-all [bug 1904263]
Comment 4 Product Security DevOps Team 2020-12-04 09:09:15 UTC 
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-2020-9861
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