PT-2026-33681 · Julia · Openssh Jll

Published 2026-04-09 · Updated 2026-04-09

OSV

ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host.

Related Identifiers

JLSEC-2026-64

Affected Products

Openssh Jll

References · 10

• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQWGII3LQR4AOTPPFXGMTYE7UDEWIUKI · Vendor Advisory
• https://osv.dev/vulnerability/JLSEC-2026-64 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TXST2CML2MWY3PNVUXX7FFJE3ATJMNVZ · Vendor Advisory
• https://github.com/openssh/openssh-portable/commit/e04fd6dde16de1cdc5a4d9946397ff60d96568db · Note
• https://openssh.com/security.html · Note
• https://security.gentoo.org/glsa/202105-35 · Note
• https://openssh.com/txt/release-8.5 · Note
• https://openwall.com/lists/oss-security/2021/03/03/1 · Note
• https://security.netapp.com/advisory/ntap-20210416-0002 · Note
• https://oracle.com//security-alerts/cpujul2021.html · Note