2481291 – (CVE-2026-48850) CVE-2026-48850 PuTTY: double free vulnerability in RSA KEX code

Bug 2481291 (CVE-2026-48850) - CVE-2026-48850 PuTTY: double free vulnerability in RSA KEX code

Summary: CVE-2026-48850 PuTTY: double free vulnerability in RSA KEX code

Keywords:
Status:	NEW
Alias:	CVE-2026-48850
Product:	Security Response
Classification:	Other
Component:	vulnerability
Sub Component:
Version:	unspecified
Hardware:	All
OS:	Linux
Priority:	medium
Severity:	medium
Target Milestone:	---
Assignee:	Product Security DevOps Team
QA Contact:
Docs Contact:
URL:
Whiteboard:
Depends On:	2481657 2481658
Blocks:
TreeView+	depends on / blocked

Attachments	(Terms of Use)

Description OSIDB Bzimport 2026-05-25 21:01:25 UTC

PuTTY 0.72 before 0.84 has a double free in RSA KEX.

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