Mageia alert MGASA-2026-0210 (putty)

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Mageia Updates <updates-announce@ml.mageia.org>
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[updates-announce] MGASA-2026-0210: Updated putty packages fix security vulnerabilities
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Mon, 15 Jun 2026 17:57:20 +0200
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<20260615155720.C144BA00F9@duvel.mageia.org>
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Article
MGASA-2026-0210 - Updated putty packages fix security vulnerabilities

Publication date: 15 Jun 2026
URL: https://advisories.mageia.org/MGASA-2026-0210.html
Type: security
Affected Mageia releases: 9
CVE: CVE-2026-4115

Description:
ECDSA signature verification can be made to fail an assertion.
Server can provoke a double free in RSA KEX code.
Telnet session data is marked with trust sigils after authenticating to
a proxy.
PuTTY Ed25519 Signature ecc-ssh.c eddsa_verify signature verification.
(CVE-2026-4115)

References:
- https://bugs.mageia.org/show_bug.cgi?id=35585
- https://www.openwall.com/lists/oss-security/2026/05/24/11
- https://lists.tartarus.org/pipermail/putty-announce/2026/...
- https://www.chiark.greenend.org.uk/~sgtatham/putty/wishli...
- https://www.chiark.greenend.org.uk/~sgtatham/putty/wishli...
- https://www.chiark.greenend.org.uk/~sgtatham/putty/wishli...
- https://www.cve.org/CVERecord?id=CVE-2026-4115

SRPMS:
- 9/core/putty-0.84-1.mga9