CVE-2025-26618
CVE-2025-26618 · SSH SFTP packet size not verified properly in Erlang OTP
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Erlang is a programming language and runtime system for building massively scalable soft real-time systems with requirements on high availability. OTP is a set of Erlang libraries, which consists of the Erlang runtime system, a number of ready-to-use components mainly written in Erlang. Packet size is not verified properly for SFTP packets. As a result when multiple SSH packets (conforming to max SSH packet size) are received by ssh, they might be combined into an SFTP packet which will exceed the max allowed packet size and potentially cause large amount of memory to be allocated. Note that situation described above can only happen for successfully authenticated users after completing the SSH handshake. This issue has been patched in OTP versions 27.2.4, 26.2.5.9, and 25.3.2.18. There are no known workarounds for this vulnerability.
CVSS 7.0 · Hoch · EPSS 0,5% · Korrektur verfügbar
- Veröffentlicht
- Aktualisiert
Technologie-Stack: system
Betroffene Produkte und Versionen
erlang
- Softwareversionen
- >= OTP-27.0.0, < OTP-27.2.4: Betroffen
- >= OTP-26.0.0.0, < OTP-26.2.5.9: Betroffen
- < OTP-25.3.2.18: Betroffen
Keine Korrektur veröffentlicht
erlang Debian:12
- Softwareversionen
- 1:25.2.3+dfsg-1
- Betroffene Versionsbereiche
- ECOSYSTEM: < 1:25.2.3+dfsg-1+deb12u1
Auf 1:25.2.3+dfsg-1+deb12u1 aktualisieren
erlang Debian:13
- Betroffene Versionsbereiche
- ECOSYSTEM: < 1:27.2.4+dfsg-1
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erlang Debian:14
- Betroffene Versionsbereiche
- ECOSYSTEM: < 1:27.2.4+dfsg-1
Auf 1:27.2.4+dfsg-1 aktualisieren
erlang Ubuntu:Pro:14.04:LTS
- Softwareversionen
- 1:16.b.1-dfsg-4ubuntu1
- 1:16.b.2-dfsg-1ubuntu1
- 1:16.b.2-dfsg-2ubuntu1
- 1:16.b.3-dfsg-1ubuntu1
- 1:16.b.3-dfsg-1ubuntu2
- 1:16.b.3-dfsg-1ubuntu2.1
- 1:16.b.3-dfsg-1ubuntu2.2
- 1:16.b.3-dfsg-1ubuntu2.2+esm1
- 1:16.b.3-dfsg-1ubuntu2.2+esm2
- Betroffene Versionsbereiche
- ECOSYSTEM: < 1:16.b.3-dfsg-1ubuntu2.2+esm3
Auf 1:16.b.3-dfsg-1ubuntu2.2+esm3 aktualisieren
erlang Ubuntu:Pro:16.04:LTS
- Softwareversionen
- 1:18.0-dfsg-1ubuntu1
- 1:18.0-dfsg-1ubuntu2
- 1:18.2-dfsg-2ubuntu1
- 1:18.3-dfsg-1ubuntu1
- 1:18.3-dfsg-1ubuntu2
- 1:18.3-dfsg-1ubuntu3
- 1:18.3-dfsg-1ubuntu3.1
- 1:18.3-dfsg-1ubuntu3.1+esm1
- 1:18.3-dfsg-1ubuntu3.1+esm2
- 1:18.3-dfsg-1ubuntu3.1+esm3
- Betroffene Versionsbereiche
- ECOSYSTEM: < 1:18.3-dfsg-1ubuntu3.1+esm4
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erlang Ubuntu:Pro:18.04:LTS
- Softwareversionen
- 1:20.0.4+dfsg-1ubuntu1
- 1:20.1.2+dfsg-1ubuntu1
- 1:20.1.3+dfsg-1ubuntu1
- 1:20.1.4+dfsg-1ubuntu1
- 1:20.1.5+dfsg-1ubuntu1
- 1:20.1.6+dfsg-1ubuntu1
- 1:20.1.7+dfsg-1ubuntu1
- 1:20.2.1+dfsg-1ubuntu1
- 1:20.2.2+dfsg-1ubuntu1
- 1:20.2.2+dfsg-1ubuntu2
- 1:20.2.2+dfsg-1ubuntu2+esm1
- 1:20.2.2+dfsg-1ubuntu2+esm2
- 1:20.2.2+dfsg-1ubuntu2+esm3
- Betroffene Versionsbereiche
- ECOSYSTEM: < 1:20.2.2+dfsg-1ubuntu2+esm4
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erlang Ubuntu:20.04:LTS
- Softwareversionen
- 1:22.0.7+dfsg-1build1
- 1:22.2+dfsg-1
- 1:22.2.1+dfsg-1
- 1:22.2.2+dfsg-1
- 1:22.2.3+dfsg-1
- 1:22.2.3+dfsg-2
- 1:22.2.4+dfsg-1
- 1:22.2.7+dfsg-1
- 1:22.2.7+dfsg-1ubuntu0.2
- Betroffene Versionsbereiche
- ECOSYSTEM: < 1:22.2.7+dfsg-1ubuntu0.3
Auf 1:22.2.7+dfsg-1ubuntu0.3 aktualisieren
erlang Ubuntu:22.04:LTS
- Softwareversionen
- 1:23.2.6+dfsg-1build1
- 1:24.1.1+dfsg-1
- 1:24.1.4+dfsg-1
- 1:24.1.5+dfsg-1
- 1:24.1.5+dfsg-1ubuntu1
- 1:24.2+dfsg-1
- 1:24.2.1+dfsg-1
- 1:24.2.1+dfsg-1ubuntu0.1
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- ECOSYSTEM: < 1:24.2.1+dfsg-1ubuntu0.2
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erlang Ubuntu:24.04:LTS
- Softwareversionen
- 1:25.2.3+dfsg-1
- 1:25.3.2.8+dfsg-1
- 1:25.3.2.8+dfsg-1ubuntu1
- 1:25.3.2.8+dfsg-1ubuntu3
- 1:25.3.2.8+dfsg-1ubuntu4
- Betroffene Versionsbereiche
- ECOSYSTEM: < 1:25.3.2.8+dfsg-1ubuntu4.1
Auf 1:25.3.2.8+dfsg-1ubuntu4.1 aktualisieren
Originalquellen
- https://github.com/erlang/otp/security/advisories/GHSA-78cv-45vx-q6fr
- https://github.com/erlang/otp/commit/0ed2573cbd55c92e9125c9dc70fa1ca7fed82872
- https://erlang.org/download/OTP-27.2.4.README.md
- https://lists.debian.org/debian-lts-announce/2025/04/msg00028.html
- https://nvd.nist.gov/vuln/detail/CVE-2025-26618