Bug 2450235 - CVE-2026-4438 zig: glibc: Invalid DNS hostname returned via gethostbyaddr functions [fedora-43]
Summary: CVE-2026-4438 zig: glibc: Invalid DNS hostname returned via gethostbyaddr fun...
Keywords:
Status: CLOSED NOTABUG
Alias: None
Product: Fedora
Classification: Fedora
Component: zig
Version: 43
Hardware: Unspecified
OS: Unspecified
low
low
Target Milestone: ---
Assignee: Jan Drögehoff
QA Contact:
URL:
Whiteboard: {"flaws": ["9db64a57-eb14-4d2a-847a-7...
: 2450226 2450227 2450231 (view as bug list)
Depends On:
Blocks: CVE-2026-4438
TreeView+ depends on / blocked
 
Reported: 2026-03-23 06:56 UTC by Sandipan Roy
Modified: 2026-03-24 17:49 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2026-03-24 17:49:18 UTC
Type: ---
Embargoed:

Attachments (Terms of Use)

Description Sandipan Roy 2026-03-23 06:56:18 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Comment 1 Jan Drögehoff 2026-03-24 17:48:28 UTC 
*** Bug 2450231 has been marked as a duplicate of this bug. ***
Comment 2 Jan Drögehoff 2026-03-24 17:48:30 UTC 
*** Bug 2450226 has been marked as a duplicate of this bug. ***
Comment 3 Jan Drögehoff 2026-03-24 17:48:35 UTC 
*** Bug 2450227 has been marked as a duplicate of this bug. ***
Comment 4 Jan Drögehoff 2026-03-24 17:49:18 UTC 
`gethostbyaddr` is not used by the zig compiler or the zig standard library.
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