Bug 2481658 - CVE-2026-48850 putty: double free vulnerability in RSA KEX code [fedora-all]
Summary: CVE-2026-48850 putty: double free vulnerability in RSA KEX code [fedora-all]
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: putty
Version: rawhide
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Jaroslav Škarvada
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["6b0e2d95-2627-4a3d-b58c-0...
Depends On:
Blocks: CVE-2026-48850
TreeView+ depends on / blocked
 
Reported: 2026-05-26 20:14 UTC by Guilherme de Almeida Suckevicz
Modified: 2026-06-10 01:09 UTC (History)
1 user (show)

Fixed In Version: putty-0.84-1.fc44 putty-0.84-1.fc43
Clone Of:
Environment:
Last Closed: 2026-06-10 00:55:48 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Guilherme de Almeida Suckevicz 2026-05-26 20:14:46 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 2026-06-01 13:37:36 UTC
FEDORA-2026-1ab61e6e20 (putty-0.84-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-1ab61e6e20

Comment 2 Fedora Update System 2026-06-01 13:38:27 UTC
FEDORA-2026-61f53cc218 (putty-0.84-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-61f53cc218

Comment 3 Fedora Update System 2026-06-02 01:35:30 UTC
FEDORA-2026-1ab61e6e20 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-1ab61e6e20`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-1ab61e6e20

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

Comment 4 Fedora Update System 2026-06-02 01:53:11 UTC
FEDORA-2026-61f53cc218 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-61f53cc218`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-61f53cc218

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

Comment 5 Fedora Update System 2026-06-10 00:55:48 UTC
FEDORA-2026-1ab61e6e20 (putty-0.84-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 6 Fedora Update System 2026-06-10 01:09:00 UTC
FEDORA-2026-61f53cc218 (putty-0.84-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.


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