p PatchFirst

CVE-2026-106582

CVE-2026-106582

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

In sshd and ssh in OpenSSH before 10.6, an LZ77 dictionary coder can be used even though this is contraindicated by the arXiv 2609.07709 "Crossing the Streams" findings.

CVSS 3.7 · Low · EPSS 0.2% · Fix available

Published
Updated

Stack: system · network

Affected products and versions

  • openssh

    Versions
    • ≥ 0, < 10.6: Affected (custom)

    Update to 10.6

  • openssh Debian:12

    Versions
    • 1:10.0p1-1
    • 1:10.0p1-2
    • 1:10.0p1-3
    • 1:10.0p1-4
    • 1:10.0p1-5
    • 1:10.0p1-5~bpo12+2
    • 1:10.0p1-6
    • 1:10.0p1-7
    • 1:10.0p1-7~bpo12+1
    • 1:10.0p1-8
    • 1:10.1p1-1
    • 1:10.1p1-2
    • 1:10.2p1-1
    • 1:10.2p1-2
    • 1:10.2p1-2~bpo13+1
    • 1:10.2p1-3
    • 1:10.2p1-4
    • 1:10.2p1-5
    • 1:10.2p1-6
    • 1:10.2p1-6~bpo13+1
    • 1:10.3p1-1
    • 1:10.3p1-1~bpo13+1
    • 1:10.3p1-2
    • 1:10.3p1-3
    • 1:10.3p1-4
    • 1:10.3p1-5
    • 1:10.3p1-7
    • 1:10.3p1-8
    • 1:10.3p1-9
    • 1:10.4p1-1
    • 1:10.4p1-2
    • 1:10.4p1-3
    • 1:10.4p1-4
    • 1:10.4p1-5
    • 1:10.5p1-1
    • 1:10.6p1-1
    • 1:9.2p1-2
    • 1:9.2p1-2+deb12u1
    • 1:9.2p1-2+deb12u10
    • 1:9.2p1-2+deb12u2
    • 1:9.2p1-2+deb12u3
    • 1:9.2p1-2+deb12u4
    • 1:9.2p1-2+deb12u5
    • 1:9.2p1-2+deb12u6
    • 1:9.2p1-2+deb12u7
    • 1:9.2p1-2+deb12u8
    • 1:9.2p1-2+deb12u9
    • 1:9.3p1-1
    • 1:9.3p1-1+loong64
    • 1:9.3p2-1
    • 1:9.4p1-1
    • 1:9.5p1-1
    • 1:9.5p1-2
    • 1:9.6p1-1
    • 1:9.6p1-2
    • 1:9.6p1-3
    • 1:9.6p1-4
    • 1:9.6p1-5
    • 1:9.7p1-1
    • 1:9.7p1-2
    • 1:9.7p1-3
    • 1:9.7p1-3+hurd.1
    • 1:9.7p1-4
    • 1:9.7p1-5
    • 1:9.7p1-6
    • 1:9.7p1-7
    • 1:9.8p1-1
    • 1:9.8p1-2
    • 1:9.8p1-3
    • 1:9.8p1-4
    • 1:9.8p1-7
    • 1:9.8p1-8
    • 1:9.9p1-1
    • 1:9.9p1-2
    • 1:9.9p1-3
    • 1:9.9p1-3+hurd.1
    • 1:9.9p2-1
    • 1:9.9p2-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Debian:13

    Versions
    • 1:10.0p1-7
    • 1:10.0p1-7+deb13u1
    • 1:10.0p1-7+deb13u2
    • 1:10.0p1-7+deb13u3
    • 1:10.0p1-7+deb13u4
    • 1:10.0p1-8
    • 1:10.1p1-1
    • 1:10.1p1-2
    • 1:10.2p1-1
    • 1:10.2p1-2
    • 1:10.2p1-2~bpo13+1
    • 1:10.2p1-3
    • 1:10.2p1-4
    • 1:10.2p1-5
    • 1:10.2p1-6
    • 1:10.2p1-6~bpo13+1
    • 1:10.3p1-1
    • 1:10.3p1-1~bpo13+1
    • 1:10.3p1-2
    • 1:10.3p1-3
    • 1:10.3p1-4
    • 1:10.3p1-5
    • 1:10.3p1-7
    • 1:10.3p1-8
    • 1:10.3p1-9
    • 1:10.4p1-1
    • 1:10.4p1-2
    • 1:10.4p1-3
    • 1:10.4p1-4
    • 1:10.4p1-5
    • 1:10.5p1-1
    • 1:10.6p1-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Debian:14

    Versions
    • 1:10.0p1-7
    • 1:10.0p1-8
    • 1:10.1p1-1
    • 1:10.1p1-2
    • 1:10.2p1-1
    • 1:10.2p1-2
    • 1:10.2p1-2~bpo13+1
    • 1:10.2p1-3
    • 1:10.2p1-4
    • 1:10.2p1-5
    • 1:10.2p1-6
    • 1:10.2p1-6~bpo13+1
    • 1:10.3p1-1
    • 1:10.3p1-1~bpo13+1
    • 1:10.3p1-2
    • 1:10.3p1-3
    • 1:10.3p1-4
    • 1:10.3p1-5
    • 1:10.3p1-7
    • 1:10.3p1-8
    • 1:10.3p1-9
    • 1:10.4p1-1
    • 1:10.4p1-2
    • 1:10.4p1-3
    • 1:10.4p1-4
    • 1:10.4p1-5
    • 1:10.5p1-1
    Affected ranges
    • ECOSYSTEM: < 1:10.6p1-1

    Update to 1:10.6p1-1

  • openssh-gssapi Debian:14

    Versions
    • 1:10.4p1-5
    • 1:10.5p1-1
    Affected ranges
    • ECOSYSTEM: < 1:10.6p1-1

    Update to 1:10.6p1-1

  • openssh Ubuntu:Pro:14.04:LTS

    Versions
    • 1:6.2p2-6
    • 1:6.2p2-6ubuntu1
    • 1:6.4p1-1
    • 1:6.4p1-2
    • 1:6.5p1-1
    • 1:6.5p1-2
    • 1:6.5p1-3
    • 1:6.5p1-4
    • 1:6.5p1-6
    • 1:6.6p1-1
    • 1:6.6p1-2
    • 1:6.6p1-2ubuntu1
    • 1:6.6p1-2ubuntu2
    • 1:6.6p1-2ubuntu2.2
    • 1:6.6p1-2ubuntu2.3
    • 1:6.6p1-2ubuntu2.4
    • 1:6.6p1-2ubuntu2.6
    • 1:6.6p1-2ubuntu2.7
    • 1:6.6p1-2ubuntu2.8
    • 1:6.6p1-2ubuntu2.10
    • 1:6.6p1-2ubuntu2.11
    • 1:6.6p1-2ubuntu2.12
    • 1:6.6p1-2ubuntu2.13
    • 1:6.6p1-2ubuntu2.13+esm1
    • 1:6.6p1-2ubuntu2.13+esm2
    • 1:6.6p1-2ubuntu2.13+esm3
    • 1:6.6p1-2ubuntu2.13+esm4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:16.04:LTS

    Versions
    • 1:6.9p1-2
    • 1:6.9p1-3
    • 1:7.1p1-1
    • 1:7.1p1-3
    • 1:7.1p1-4
    • 1:7.1p1-6
    • 1:7.1p2-1
    • 1:7.1p2-2
    • 1:7.2p1-1
    • 1:7.2p2-1
    • 1:7.2p2-2
    • 1:7.2p2-3
    • 1:7.2p2-4
    • 1:7.2p2-4ubuntu1
    • 1:7.2p2-4ubuntu2.1
    • 1:7.2p2-4ubuntu2.2
    • 1:7.2p2-4ubuntu2.4
    • 1:7.2p2-4ubuntu2.5
    • 1:7.2p2-4ubuntu2.6
    • 1:7.2p2-4ubuntu2.7
    • 1:7.2p2-4ubuntu2.8
    • 1:7.2p2-4ubuntu2.10
    • 1:7.2p2-4ubuntu2.10+esm1
    • 1:7.2p2-4ubuntu2.10+esm2
    • 1:7.2p2-4ubuntu2.10+esm3
    • 1:7.2p2-4ubuntu2.10+esm4
    • 1:7.2p2-4ubuntu2.10+esm5
    • 1:7.2p2-4ubuntu2.10+esm6
    • 1:7.2p2-4ubuntu2.10+esm7
    • 1:7.2p2-4ubuntu2.10+esm8
    • 1:7.2p2-4ubuntu2.10+esm9
    • 1:7.2p2-4ubuntu2.10+esm10
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-updates:16.04:LTS

    Versions
    • 1:7.2p2-4ubuntu2.fips.2.2.3
    • 1:7.2p2-4ubuntu2.fips.2.4.1
    • 1:7.2p2-4ubuntu2.fips.2.4.2
    • 1:7.2p2-4ubuntu2.fips.2.8.1
    • 1:7.2p2-4ubuntu2.fips.2.10.1
    • 1:7.2p2-4ubuntu2.fips.2.10.2
    • 1:7.2p2-4ubuntu2.fips.2.10.3
    • 1:7.2p2-4ubuntu2.fips.2.10.4
    • 1:7.2p2-4ubuntu2.fips.2.10.5
    • 1:7.2p2-4ubuntu2.fips.2.10.6
    • 1:7.2p2-4ubuntu2.fips.2.10.7
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS:16.04:LTS

    Versions
    • 1:7.2p2-4ubuntu2.fips.2.2
    • 1:7.2p2-4ubuntu2.fips.2.2.1
    • 1:7.2p2-4ubuntu2.fips.2.10.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:18.04:LTS

    Versions
    • 1:7.5p1-10
    • 1:7.6p1-4
    • 1:7.6p1-4ubuntu0.1
    • 1:7.6p1-4ubuntu0.2
    • 1:7.6p1-4ubuntu0.3
    • 1:7.6p1-4ubuntu0.5
    • 1:7.6p1-4ubuntu0.6
    • 1:7.6p1-4ubuntu0.7
    • 1:7.6p1-4ubuntu0.7+esm1
    • 1:7.6p1-4ubuntu0.7+esm2
    • 1:7.6p1-4ubuntu0.7+esm3
    • 1:7.6p1-4ubuntu0.7+esm4
    • 1:7.6p1-4ubuntu0.7+esm5
    • 1:7.6p1-4ubuntu0.7+esm6
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh-ssh1 Ubuntu:18.04:LTS

    Versions
    • 1:7.5p1-8
    • 1:7.5p1-9
    • 1:7.5p1-9build1
    • 1:7.5p1-10
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-updates:18.04:LTS

    Versions
    • 1:7.9p1-10~ubuntu18.04.fips.0.1
    • 1:7.9p1-10~ubuntu18.04.fips.0.2
    • 1:7.9p1-10~ubuntu18.04.fips.0.3
    • 1:7.9p1-10~ubuntu18.04.fips.0.4
    • 1:7.9p1-10~ubuntu18.04.fips.0.5
    • 1:7.9p1-10~ubuntu18.04.fips.0.6
    • 1:7.9p1-10~ubuntu18.04.fips.0.7
    • 1:7.9p1-10~ubuntu18.04.fips.0.8
    • 1:7.9p1-10~ubuntu18.04.fips.0.9
    • 1:7.9p1-10~ubuntu18.04.fips.0.10
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS:18.04:LTS

    Versions
    • 1:7.9p1-10~ubuntu18.04.fips.0.1
    • 1:7.9p1-10~ubuntu18.04.fips.0.2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:20.04:LTS

    Versions
    • 1:8.0p1-6build1
    • 1:8.1p1-1
    • 1:8.1p1-5
    • 1:8.2p1-4
    • 1:8.2p1-4ubuntu0.1
    • 1:8.2p1-4ubuntu0.2
    • 1:8.2p1-4ubuntu0.3
    • 1:8.2p1-4ubuntu0.4
    • 1:8.2p1-4ubuntu0.5
    • 1:8.2p1-4ubuntu0.7
    • 1:8.2p1-4ubuntu0.8
    • 1:8.2p1-4ubuntu0.9
    • 1:8.2p1-4ubuntu0.10
    • 1:8.2p1-4ubuntu0.11
    • 1:8.2p1-4ubuntu0.12
    • 1:8.2p1-4ubuntu0.13
    • 1:8.2p1-4ubuntu0.13+esm1
    • 1:8.2p1-4ubuntu0.13+esm2
    • 1:8.2p1-4ubuntu0.13+esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh-ssh1 Ubuntu:20.04:LTS

    Versions
    • 1:7.5p1-11build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-updates:20.04:LTS

    Versions
    • 1:8.2p1-4ubuntu0.fips.0.2.1
    • 1:8.2p1-4ubuntu0.fips.0.4.0
    • 1:8.2p1-4ubuntu0.fips.0.5.0
    • 1:8.2p1-4ubuntu0.fips.0.7
    • 1:8.2p1-4ubuntu0.fips.0.8
    • 1:8.2p1-4ubuntu0.fips.0.9
    • 1:8.2p1-4ubuntu0.fips.0.10
    • 1:8.2p1-4ubuntu0.fips.0.11
    • 1:8.2p1-4ubuntu0.fips.0.12
    • 1:8.2p1-4ubuntu0.fips.0.13
    • 1:8.2p1-4ubuntu0.fips.0.13.1
    • 1:8.2p1-4ubuntu0.fips.0.13.3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS:20.04:LTS

    Versions
    • 1:8.2p1-4ubuntu0.fips.0.2.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:22.04:LTS

    Versions
    • 1:8.4p1-6ubuntu2
    • 1:8.7p1-2
    • 1:8.7p1-2build1
    • 1:8.7p1-4
    • 1:8.8p1-1
    • 1:8.9p1-3
    • 1:8.9p1-3ubuntu0.1
    • 1:8.9p1-3ubuntu0.3
    • 1:8.9p1-3ubuntu0.4
    • 1:8.9p1-3ubuntu0.5
    • 1:8.9p1-3ubuntu0.6
    • 1:8.9p1-3ubuntu0.7
    • 1:8.9p1-3ubuntu0.10
    • 1:8.9p1-3ubuntu0.11
    • 1:8.9p1-3ubuntu0.13
    • 1:8.9p1-3ubuntu0.14
    • 1:8.9p1-3ubuntu0.15
    • 1:8.9p1-3ubuntu0.16
    • 1:8.9p1-3ubuntu0.17
    Affected ranges
    • ECOSYSTEM: < 1:8.9p1-3ubuntu0.18

    Update to 1:8.9p1-3ubuntu0.18

  • openssh-ssh1 Ubuntu:22.04:LTS

    Versions
    • 1:7.5p1-12
    • 1:7.5p1-12build1
    • 1:7.5p1-13
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-preview:22.04:LTS

    Versions
    • 1:8.9p1-3ubuntu0.4+Fips1
    • 1:8.9p1-3ubuntu0.4+Fips3
    • 1:8.9p1-3ubuntu1.fips.0~ppa3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-updates:22.04:LTS

    Versions
    • 1:8.9p1-3ubuntu0.4+Fips1
    • 1:8.9p1-3ubuntu0.4+Fips3
    • 1:8.9p1-3ubuntu0.6+Fips1
    • 1:8.9p1-3ubuntu0.7+Fips1
    • 1:8.9p1-3ubuntu0.10+Fips1
    • 1:8.9p1-3ubuntu0.11+Fips1
    • 1:8.9p1-3ubuntu0.13+Fips1
    • 1:8.9p1-3ubuntu0.14+Fips1
    • 1:8.9p1-3ubuntu0.15+Fips1
    • 1:8.9p1-3ubuntu0.15+Fips3
    • 1:8.9p1-3ubuntu0.16+Fips3
    • 1:8.9p1-3ubuntu0.18+Fips1
    • 1:8.9p1-3ubuntu1.fips.0~ppa3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:24.04:LTS

    Versions
    • 1:9.3p1-1ubuntu3
    • 1:9.4p1-1ubuntu1
    • 1:9.6p1-3ubuntu1
    • 1:9.6p1-3ubuntu2
    • 1:9.6p1-3ubuntu11
    • 1:9.6p1-3ubuntu12
    • 1:9.6p1-3ubuntu13
    • 1:9.6p1-3ubuntu13.3
    • 1:9.6p1-3ubuntu13.4
    • 1:9.6p1-3ubuntu13.5
    • 1:9.6p1-3ubuntu13.7
    • 1:9.6p1-3ubuntu13.8
    • 1:9.6p1-3ubuntu13.9
    • 1:9.6p1-3ubuntu13.11
    • 1:9.6p1-3ubuntu13.12
    • 1:9.6p1-3ubuntu13.13
    • 1:9.6p1-3ubuntu13.14
    • 1:9.6p1-3ubuntu13.15
    • 1:9.6p1-3ubuntu13.16
    • 1:9.6p1-3ubuntu13.18
    • 1:9.6p1-3ubuntu13.19
    Affected ranges
    • ECOSYSTEM: < 1:9.6p1-3ubuntu13.20

    Update to 1:9.6p1-3ubuntu13.20

  • openssh-ssh1 Ubuntu:24.04:LTS

    Versions
    • 1:7.5p1-14
    • 1:7.5p1-15
    • 1:7.5p1-15build1
    • 1:7.5p1-16
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-updates:24.04:LTS

    Versions
    • 1:9.6p1-3ubuntu13.7+Fips1
    • 1:9.6p1-3ubuntu13.12+Fips1
    • 1:9.6p1-3ubuntu13.13+Fips1
    • 1:9.6p1-3ubuntu13.14+Fips1
    • 1:9.6p1-3ubuntu13.15+Fips1
    • 1:9.6p1-3ubuntu13.16+Fips1
    • 1:9.6p1-3ubuntu13.16+Fips2
    • 1:9.6p1-3ubuntu13.18+Fips1
    • 1:9.6p1-3ubuntu13.19+Fips1
    • 1:9.6p1-3ubuntu13.20+Fips1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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