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SUSE-SU-2026:3208-1

SUSE-SU-2026:3208-1 · Security update for python-aiohttp

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

This update for python-aiohttp fixes the following issues: - CVE-2026-50269: improper validation of user-controlled strings allows for CRLF injection in multipart headers (bsc#1268398). - CVE-2026-54273: no limit in the HTTP/1 pipelined request queue can lead to excessive resource consumption (bsc#1268543). - CVE-2026-54274: incomplete websocket frame payloads can bypass memory use limits and cause a DoS via excessive resource consumption (bsc#1268544). - CVE-2026-54275: `server_hostname` TLS SNI check bypass when an existing connection is reused (bsc#1268549). - CVE-2026-54277: `max_line_size` bypass when using the optimised C HTTP parser can lead to excessive resource consumption (bsc#1268556). - CVE-2026-54278: unread compressed request bodies can bypass `client_max_size` during cleanup and cause a DoS (bsc#1268559). - CVE-2026-54279: host-only cookies become domain cookies after `CookieJar` persistence (bsc#1268560). - CVE-2026-54280: payload resources are not closed correctly when a client disconnects in the middle of a write and can cause resource starvation (bsc#1268561).

Fix available

Published
Updated

Stack: system

Affected products and versions

  • python-aiohttp SUSE:Linux Enterprise Module for Public Cloud 15 SP4

    Affected ranges
    • ECOSYSTEM: < 3.6.0-150100.3.38.1

    Update to 3.6.0-150100.3.38.1

  • python-aiohttp SUSE:Linux Enterprise Module for Public Cloud 15 SP5

    Affected ranges
    • ECOSYSTEM: < 3.6.0-150100.3.38.1

    Update to 3.6.0-150100.3.38.1

  • python-aiohttp SUSE:Linux Enterprise Module for Public Cloud 15 SP6

    Affected ranges
    • ECOSYSTEM: < 3.6.0-150100.3.38.1

    Update to 3.6.0-150100.3.38.1

  • python-aiohttp SUSE:Linux Enterprise Module for Public Cloud 15 SP7

    Affected ranges
    • ECOSYSTEM: < 3.6.0-150100.3.38.1

    Update to 3.6.0-150100.3.38.1

Original sources

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