Bug 2491736 - CVE-2026-55200 libssh2: libssh2 - Out-of-Bounds Write via Unchecked packet_length in transport.c [epel-all]
Summary: CVE-2026-55200 libssh2: libssh2 - Out-of-Bounds Write via Unchecked packet_le...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora EPEL
Classification: Fedora
Component: libssh2
Version: epel10
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Paul Howarth
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["a9dbf6fe-2175-40d4-ab4c-7...
Depends On:
Blocks: CVE-2026-55200
TreeView+ depends on / blocked
 
Reported: 2026-06-23 14:31 UTC by Srikanth Balasubramanian
Modified: 2026-07-05 00:58 UTC (History)
2 users (show)

Fixed In Version: libssh2-1.11.1-9.el9 libssh2-1.11.1-9.el10_2 libssh2-1.11.1-9.el10_3
Clone Of:
Environment:
Last Closed: 2026-07-05 00:27:56 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Srikanth Balasubramanian 2026-06-23 14:31:45 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 Fedora Update System 2026-06-24 17:42:37 UTC
FEDORA-EPEL-2026-22a2204f6e (libssh2-1.11.1-8.el9) has been submitted as an update to Fedora EPEL 9.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-22a2204f6e

Comment 2 Fedora Update System 2026-06-24 17:42:40 UTC
FEDORA-EPEL-2026-f70a417c22 (libssh2-1.11.1-8.el10_2) has been submitted as an update to Fedora EPEL 10.2.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-f70a417c22

Comment 3 Fedora Update System 2026-06-24 17:42:43 UTC
FEDORA-EPEL-2026-4ba0583f78 (libssh2-1.11.1-8.el10_3) has been submitted as an update to Fedora EPEL 10.3.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-4ba0583f78

Comment 4 Fedora Update System 2026-06-25 16:35:28 UTC
FEDORA-EPEL-2026-4ba0583f78 has been pushed to the Fedora EPEL 10.3 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-4ba0583f78

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 5 Fedora Update System 2026-06-25 16:41:05 UTC
FEDORA-EPEL-2026-22a2204f6e has been pushed to the Fedora EPEL 9 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-22a2204f6e

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 6 Fedora Update System 2026-06-25 16:42:26 UTC
FEDORA-EPEL-2026-f70a417c22 has been pushed to the Fedora EPEL 10.2 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-f70a417c22

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-06-27 01:21:53 UTC
FEDORA-EPEL-2026-22a2204f6e has been pushed to the Fedora EPEL 9 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-22a2204f6e

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 8 Fedora Update System 2026-06-27 01:31:18 UTC
FEDORA-EPEL-2026-f70a417c22 has been pushed to the Fedora EPEL 10.2 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-f70a417c22

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 9 Fedora Update System 2026-06-27 01:42:25 UTC
FEDORA-EPEL-2026-4ba0583f78 has been pushed to the Fedora EPEL 10.3 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-4ba0583f78

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 10 Fedora Update System 2026-07-05 00:27:56 UTC
FEDORA-EPEL-2026-22a2204f6e (libssh2-1.11.1-9.el9) has been pushed to the Fedora EPEL 9 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 11 Fedora Update System 2026-07-05 00:39:17 UTC
FEDORA-EPEL-2026-f70a417c22 (libssh2-1.11.1-9.el10_2) has been pushed to the Fedora EPEL 10.2 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 12 Fedora Update System 2026-07-05 00:58:19 UTC
FEDORA-EPEL-2026-4ba0583f78 (libssh2-1.11.1-9.el10_3) has been pushed to the Fedora EPEL 10.3 stable repository.
If problem still persists, please make note of it in this bug report.


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