Bug 2490418 - CVE-2026-39830 buildah: golang.org/x/crypto/ssh: Denial of Service via resource leak from unsolicited SSH responses [fedora-all]
Summary: CVE-2026-39830 buildah: golang.org/x/crypto/ssh: Denial of Service via resour...
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: Fedora
Classification: Fedora
Component: buildah
Version: rawhide
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Lokesh Mandvekar
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["a01df345-91dd-4cd4-b7e3-e...
Depends On:
Blocks: CVE-2026-39830
TreeView+ depends on / blocked
 
Reported: 2026-06-18 16:02 UTC by Isaiah Johnson
Modified: 2026-07-22 19:01 UTC (History)
10 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2026-07-22 19:01:20 UTC
Type: ---
Embargoed:

Attachments (Terms of Use)

Description Isaiah Johnson 2026-06-18 16:02:23 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 Lokesh Mandvekar 2026-07-22 19:01:17 UTC 
buildah is not affected by CVE-2026-39830.

The vulnerability affects golang.org/x/crypto/ssh and was fixed in v0.52.0.
The builds shipped in Fedora vendor golang.org/x/crypto v0.53.0, which includes the fix.

Closing as CURRENTRELEASE.
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