p PatchFirst

CVE-2025-47914

CVE-2025-47914 · Malformed constraint may cause denial of service in golang.org/x/crypto/ssh/agent

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

SSH Agent servers do not validate the size of messages when processing new identity requests, which may cause the program to panic if the message is malformed due to an out of bounds read.

CVSS 5.3 · Medium · EPSS 0.5% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • golang.org/x/crypto/ssh/agent

    Versions
    • ≥ 0, < 0.45.0: Affected (semver)

    Update to 0.45.0

  • golang-go.crypto Debian:12

    Versions
    • 1:0.10.0-1
    • 1:0.12.0-1
    • 1:0.13.0-1
    • 1:0.14.0-1
    • 1:0.16.0-1
    • 1:0.17.0-1
    • 1:0.18.0-1
    • 1:0.19.0-1
    • 1:0.21.0-1
    • 1:0.22.0-1
    • 1:0.23.0-1
    • 1:0.24.0-1
    • 1:0.24.0-2
    • 1:0.25.0-1
    • 1:0.25.0-1~bpo12+1
    • 1:0.33.0-1~exp1
    • 1:0.36.0-1~exp1
    • 1:0.4.0-1
    • 1:0.41.0-1~exp1
    • 1:0.42.0-1
    • 1:0.42.0-1~exp1
    • 1:0.42.0-2
    • 1:0.42.0-3
    • 1:0.42.0-4
    • 1:0.43.0-1
    • 1:0.43.0-2
    • 1:0.45.0-1
    • 1:0.46.0-1
    • 1:0.47.0-1
    • 1:0.50.0-1
    • 1:0.52.0-1
    • 1:0.52.0-1~bpo13+1
    • 1:0.53.0-1
    • 1:0.54.0-1
    • 1:0.55.0-1
    • 1:0.56.0-1
    • 1:0.57.0-1
    • 1:0.57.0-2
    • 1:0.57.0-2~bpo13+1
    • 1:0.58.0-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-go.crypto Debian:13

    Versions
    • 1:0.25.0-1
    • 1:0.33.0-1~exp1
    • 1:0.36.0-1~exp1
    • 1:0.41.0-1~exp1
    • 1:0.42.0-1
    • 1:0.42.0-1~exp1
    • 1:0.42.0-2
    • 1:0.42.0-3
    • 1:0.42.0-4
    • 1:0.43.0-1
    • 1:0.43.0-2
    • 1:0.45.0-1
    • 1:0.46.0-1
    • 1:0.47.0-1
    • 1:0.50.0-1
    • 1:0.52.0-1
    • 1:0.52.0-1~bpo13+1
    • 1:0.53.0-1
    • 1:0.54.0-1
    • 1:0.55.0-1
    • 1:0.56.0-1
    • 1:0.57.0-1
    • 1:0.57.0-2
    • 1:0.57.0-2~bpo13+1
    • 1:0.58.0-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-go.crypto Debian:14

    Versions
    • 1:0.25.0-1
    • 1:0.33.0-1~exp1
    • 1:0.36.0-1~exp1
    • 1:0.41.0-1~exp1
    • 1:0.42.0-1
    • 1:0.42.0-1~exp1
    • 1:0.42.0-2
    • 1:0.42.0-3
    • 1:0.42.0-4
    • 1:0.43.0-1
    • 1:0.43.0-2
    Affected ranges
    • ECOSYSTEM: < 1:0.45.0-1

    Update to 1:0.45.0-1

  • golang-go.crypto Ubuntu:Pro:16.04:LTS

    Versions
    • 1:0.0~git20150608-1
    • 1:0.0~git20151201.0.7b85b09-2
    • 1:0.0~git20151201.0.7b85b09-2ubuntu0.1~esm1
    • 1:0.0~git20151201.0.7b85b09-2ubuntu0.1~esm2
    • 1:0.0~git20151201.0.7b85b09-2ubuntu0.1~esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • lxd Ubuntu:Pro:16.04:LTS

    Versions
    • 0.20-0ubuntu4
    • 0.21-0ubuntu3
    • 0.21-0ubuntu5
    • 0.22-0ubuntu1
    • 0.22-0ubuntu2
    • 0.23-0ubuntu1
    • 0.23-0ubuntu2
    • 0.23-0ubuntu3
    • 0.24-0ubuntu2
    • 0.24-0ubuntu3
    • 0.24-0ubuntu4
    • 0.25-0ubuntu1
    • 0.26-0ubuntu2
    • 0.26-0ubuntu3
    • 0.27-0ubuntu1
    • 0.27-0ubuntu2
    • 2.0.0~beta1-0ubuntu3
    • 2.0.0~beta1-0ubuntu4
    • 2.0.0~beta2-0ubuntu1
    • 2.0.0~beta2-0ubuntu2
    • 2.0.0~beta3-0ubuntu1
    • 2.0.0~beta3-0ubuntu2
    • 2.0.0~beta3-0ubuntu3
    • 2.0.0~beta3-0ubuntu4
    • 2.0.0~beta4-0ubuntu1
    • 2.0.0~beta4-0ubuntu2
    • 2.0.0~beta4-0ubuntu3
    • 2.0.0~beta4-0ubuntu4
    • 2.0.0~beta4-0ubuntu5
    • 2.0.0~beta4-0ubuntu6
    • 2.0.0~beta4-0ubuntu7
    • 2.0.0~rc1-0ubuntu1
    • 2.0.0~rc1-0ubuntu2
    • 2.0.0~rc1-0ubuntu3
    • 2.0.0~rc2-0ubuntu2
    • 2.0.0~rc2-0ubuntu3
    • 2.0.0~rc3-0ubuntu1
    • 2.0.0~rc3-0ubuntu2
    • 2.0.0~rc3-0ubuntu3
    • 2.0.0~rc3-0ubuntu4
    • 2.0.0~rc4-0ubuntu1
    • 2.0.0~rc5-0ubuntu1
    • 2.0.0~rc6-0ubuntu1
    • 2.0.0~rc6-0ubuntu2
    • 2.0.0~rc7-0ubuntu1
    • 2.0.0~rc7-0ubuntu2
    • 2.0.0~rc8-0ubuntu1
    • 2.0.0~rc8-0ubuntu2
    • 2.0.0~rc8-0ubuntu3
    • 2.0.0~rc8-0ubuntu5
    • 2.0.0~rc8-0ubuntu6
    • 2.0.0~rc8-0ubuntu7
    • 2.0.0~rc9-0ubuntu2
    • 2.0.0~rc9-0ubuntu3
    • 2.0.0~rc9-0ubuntu4
    • 2.0.0~rc9-0ubuntu5
    • 2.0.0-0ubuntu1
    • 2.0.0-0ubuntu2
    • 2.0.0-0ubuntu3
    • 2.0.0-0ubuntu4
    • 2.0.1-0ubuntu1~16.04.1
    • 2.0.2-0ubuntu1~16.04.1
    • 2.0.3-0ubuntu1~ubuntu16.04.2
    • 2.0.4-0ubuntu1~ubuntu16.04.1
    • 2.0.5-0ubuntu1~ubuntu16.04.1
    • 2.0.8-0ubuntu1~ubuntu16.04.1
    • 2.0.8-0ubuntu1~ubuntu16.04.2
    • 2.0.9-0ubuntu1~16.04.1
    • 2.0.9-0ubuntu1~16.04.2
    • 2.0.10-0ubuntu1~16.04.1
    • 2.0.10-0ubuntu1~16.04.2
    • 2.0.11-0ubuntu1~16.04.2
    • 2.0.11-0ubuntu1~16.04.4
    • 2.0.11-0ubuntu1~16.04.4+esm1
    • 2.0.11-0ubuntu1~16.04.4+esm2
    • 2.0.11-0ubuntu1~16.04.4+esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • snapd Ubuntu:Pro:16.04:LTS

    Versions
    • 1.9
    • 1.9.1.1
    • 1.9.2
    • 2.0
    • 2.0.1
    • 2.0.2
    • 2.0.3
    • 2.0.5
    • 2.0.8
    • 2.0.9
    • 2.0.10
    • 2.11+0.16.04
    • 2.12+0.16.04
    • 2.13
    • 2.14.2~16.04
    • 2.15.2ubuntu1
    • 2.16ubuntu3
    • 2.17.1ubuntu1
    • 2.20.1ubuntu1
    • 2.21
    • 2.22.2
    • 2.22.3
    • 2.22.6
    • 2.23.1
    • 2.24.1
    • 2.25
    • 2.26.10
    • 2.27.5
    • 2.28.5
    • 2.29.4.2
    • 2.32.3.2
    • 2.32.9
    • 2.33.1ubuntu2
    • 2.34.2
    • 2.34.2ubuntu0.1
    • 2.37.4
    • 2.37.4ubuntu0.1
    • 2.38
    • 2.39.2
    • 2.39.2ubuntu0.2
    • 2.40
    • 2.42.1
    • 2.45.1
    • 2.45.1ubuntu0.2
    • 2.46.1
    • 2.47.1
    • 2.48
    • 2.48.3
    • 2.54.3+16.04~esm2
    • 2.54.3+16.04.0ubuntu0.1~esm3
    • 2.54.3+16.04.0ubuntu0.1~esm4
    • 2.54.3+16.04.0ubuntu0.1~esm5
    • 2.54.3+16.04.0ubuntu0.1~esm6
    • 2.61.4ubuntu0.16.04.1+esm1
    • 2.61.4ubuntu0.16.04.1+esm2
    • 2.61.4ubuntu0.16.04.1+esm4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • lxd Ubuntu:Pro:18.04:LTS

    Versions
    • 2.18-0ubuntu6
    • 2.19-0ubuntu1
    • 2.20-0ubuntu3
    • 2.20-0ubuntu4
    • 2.21-0ubuntu1
    • 2.21-0ubuntu2
    • 2.21-0ubuntu3
    • 2.21-0ubuntu4
    • 3.0.0~beta2-0ubuntu3
    • 3.0.0~beta3-0ubuntu3
    • 3.0.0~beta5-0ubuntu2
    • 3.0.0~beta7-0ubuntu1
    • 3.0.0-0ubuntu1
    • 3.0.0-0ubuntu2
    • 3.0.0-0ubuntu3
    • 3.0.0-0ubuntu4
    • 3.0.1-0ubuntu1~18.04.1
    • 3.0.2-0ubuntu1~18.04.1
    • 3.0.3-0ubuntu1~18.04.1
    • 3.0.3-0ubuntu1~18.04.2
    • 3.0.3-0ubuntu1~18.04.2+esm1
    • 3.0.3-0ubuntu1~18.04.2+esm2
    • 3.0.3-0ubuntu1~18.04.2+esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • snapd Ubuntu:Pro:18.04:LTS

    Versions
    • 2.28.5+17.10
    • 2.29.4.1+18.04
    • 2.29.4.2+18.04
    • 2.31.1+18.04
    • 2.32+18.04~pre5
    • 2.32+18.04~pre6
    • 2.32+18.04
    • 2.32.3.2+18.04
    • 2.32.5+18.04
    • 2.32.8+18.04
    • 2.32.9+18.04
    • 2.33.1+18.04ubuntu2
    • 2.34.2+18.04
    • 2.34.2+18.04.1
    • 2.37.1+18.04
    • 2.37.1.1+18.04
    • 2.37.4+18.04
    • 2.37.4+18.04.1
    • 2.38+18.04
    • 2.39.2+18.04
    • 2.40+18.04
    • 2.42.1+18.04
    • 2.45.1+18.04
    • 2.45.1+18.04.2
    • 2.46.1+18.04
    • 2.47.1+18.04
    • 2.48+18.04
    • 2.48.3+18.04
    • 2.49.2+18.04
    • 2.51.1+18.04
    • 2.54.2+18.04ubuntu1
    • 2.54.3+18.04
    • 2.54.3+18.04.2ubuntu0.1
    • 2.54.3+18.04.2ubuntu0.2
    • 2.55.5+18.04
    • 2.57.5+18.04
    • 2.57.5+18.04ubuntu0.1
    • 2.58+18.04
    • 2.58+18.04.1
    • 2.61.4ubuntu0.18.04.1+esm1
    • 2.61.4ubuntu0.18.04.1+esm2
    • 2.61.4ubuntu0.18.04.1+esm4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-go.crypto Ubuntu:Pro:18.04:LTS

    Versions
    • 1:0.0~git20170629.0.5ef0053-1ubuntu1
    • 1:0.0~git20170629.0.5ef0053-1ubuntu2
    • 1:0.0~git20170629.0.5ef0053-2
    • 1:0.0~git20170629.0.5ef0053-2ubuntu0.1~esm1
    • 1:0.0~git20170629.0.5ef0053-2ubuntu0.1~esm2
    • 1:0.0~git20170629.0.5ef0053-2ubuntu0.1~esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • snapd Ubuntu:Pro:20.04:LTS

    Versions
    • 2.41+19.10.1
    • 2.42.1+20.04
    • 2.43.3+git1.8109f8
    • 2.44~pre1+20.04
    • 2.44+20.04
    • 2.44.2+20.04
    • 2.44.3+20.04
    • 2.45.1+20.04
    • 2.45.1+20.04.2
    • 2.46.1+20.04
    • 2.47.1+20.04
    • 2.48+20.04
    • 2.48.3+20.04
    • 2.49.2+20.04
    • 2.51.1+20.04ubuntu2
    • 2.54.2+20.04ubuntu2
    • 2.54.3+20.04
    • 2.54.3+20.04.1
    • 2.54.3+20.04.1ubuntu0.1
    • 2.54.3+20.04.1ubuntu0.2
    • 2.54.3+20.04.1ubuntu0.3
    • 2.55.5+20.04
    • 2.57.5+20.04
    • 2.57.5+20.04ubuntu0.1
    • 2.58+20.04
    • 2.58+20.04.1
    • 2.61.3+20.04
    • 2.62+20.04
    • 2.63+20.04
    • 2.63+20.04ubuntu0.1
    • 2.65.3+20.04
    • 2.66.1+20.04
    • 2.67.1+20.04
    • 2.67.1+20.04ubuntu1~esm1
    • 2.67.1+20.04ubuntu1~esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-go.crypto Ubuntu:Pro:20.04:LTS

    Versions
    • 1:0.0~git20190701.4def268-2
    • 1:0.0~git20200221.2aa609c-1
    • 1:0.0~git20200221.2aa609c-1ubuntu0.1~esm1
    • 1:0.0~git20200221.2aa609c-1ubuntu0.1~esm2
    • 1:0.0~git20200221.2aa609c-1ubuntu0.1~esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • snapd Ubuntu:22.04:LTS

    Versions
    • 2.53+21.10ubuntu1
    • 2.54.2+22.04ubuntu1
    • 2.54.2+22.04ubuntu2
    • 2.54.2+22.04ubuntu3
    • 2.54.3+git19.g868fc21+22.04
    • 2.54.3+git26.g360067e+22.04
    • 2.55.2+22.04
    • 2.55.2+22.04.1
    • 2.55.3+22.04
    • 2.55.3+22.04ubuntu1
    • 2.55.5+22.04
    • 2.56.2+22.04ubuntu1
    • 2.57.4+22.04
    • 2.57.5+22.04
    • 2.57.5+22.04ubuntu0.1
    • 2.58+22.04
    • 2.58+22.04.1
    • 2.61.3+22.04
    • 2.62+22.04
    • 2.63+22.04
    • 2.63+22.04ubuntu0.1
    • 2.65.3+22.04
    • 2.66.1+22.04
    • 2.67.1+22.04
    • 2.68.5+ubuntu22.04.1
    • 2.71+ubuntu22.04
    • 2.72+ubuntu22.04
    • 2.73+ubuntu22.04
    • 2.73+ubuntu22.04.1
    • 2.74.1+ubuntu22.04.4
    • 2.75.2+ubuntu22.04
    • 2.76+ubuntu22.04
    • 2.76+ubuntu22.04.1
    • 2.76.3+ubuntu22.04
    • 2.76.3+ubuntu22.04.1
    • 2.77.1+ubuntu22.04.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-go.crypto Ubuntu:Pro:22.04:LTS

    Versions
    • 1:0.0~git20201221.eec23a3-1
    • 1:0.0~git20211202.5770296-1
    • 1:0.0~git20211202.5770296-1ubuntu0.1~esm1
    • 1:0.0~git20211202.5770296-1ubuntu0.1~esm2
    • 1:0.0~git20211202.5770296-1ubuntu0.1~esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • snapd Ubuntu:24.04:LTS

    Versions
    • 2.60.4+23.10
    • 2.61.3+24.04
    • 2.62+24.04build1
    • 2.63+24.04
    • 2.63+24.04ubuntu0.1
    • 2.63.1+24.04
    • 2.65.3+24.04
    • 2.66.1+24.04
    • 2.67.1+24.04
    • 2.68.5+ubuntu24.04.1
    • 2.71+ubuntu24.04
    • 2.72+ubuntu24.04
    • 2.73+ubuntu24.04
    • 2.73+ubuntu24.04.1
    • 2.73+ubuntu24.04.2
    • 2.74.1+ubuntu24.04.4
    • 2.75.2+ubuntu24.04
    • 2.76+ubuntu24.04
    • 2.76+ubuntu24.04.1
    • 2.76.3+ubuntu24.04
    • 2.77.1+ubuntu24.04
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-go.crypto Ubuntu:Pro:24.04:LTS

    Versions
    • 1:0.4.0-1
    • 1:0.17.0-1
    • 1:0.18.0-1
    • 1:0.19.0-1
    • 1:0.19.0-1ubuntu0.1~esm1
    • 1:0.19.0-1ubuntu0.1~esm2
    • 1:0.19.0-1ubuntu0.1~esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-go.crypto Ubuntu:25.10

    Versions
    • 1:0.25.0-1
    • 1:0.25.0-1ubuntu0.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • snapd Ubuntu:25.10

    Versions
    • 2.67.1+25.04
    • 2.68.5+ubuntu25.10.2
    • 2.71+ubuntu25.10
    • 2.71.1+ubuntu25.10.1
    • 2.72+ubuntu25.10.2
    • 2.73+ubuntu25.10
    • 2.73+ubuntu25.10.1
    • 2.74.1+ubuntu25.10.4
    • 2.75.2+ubuntu25.10
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-go.crypto Ubuntu:26.10

    Versions
    • 1:0.47.0-1
    • 1:0.55.0-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • snapd Ubuntu:26.10

    Versions
    • 2.74.1+ubuntu26.04.4
    • 2.76+ubuntu26.10.1
    • 2.76+ubuntu26.10.2
    • 2.76.3+ubuntu26.10
    • 2.77.1+ubuntu26.10.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • snapd Ubuntu:26.04:LTS

    Versions
    • 2.71.1+ubuntu25.10.1
    • 2.72+ubuntu26.04.1
    • 2.73+ubuntu26.04.1
    • 2.74+ubuntu26.04
    • 2.74.1+ubuntu26.04
    • 2.74.1+ubuntu26.04.3
    • 2.74.1+ubuntu26.04.4
    • 2.75.2+ubuntu26.04.2
    • 2.76+ubuntu26.04.2
    • 2.76+ubuntu26.04.3
    • 2.76.3+ubuntu26.04
    • 2.77.1+ubuntu26.04.2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-go.crypto Ubuntu:Pro:26.04:LTS

    Versions
    • 1:0.25.0-1
    • 1:0.45.0-1
    • 1:0.47.0-1
    • 1:0.47.0-1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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