## USN-8890-2: libsoup vulnerabilities

- 種別: advisory
- 関連技術: ubuntu, linux
- CVE: CVE-2026-4271
- 公開日時: 2026-10-21T21:36:06.000Z
- 情報源: Ubuntu Security Notices (https://ubuntu.com/security/notices/USN-8890-2)
- パーマリンク: https://vulnpulse.app/items/ubuntu-usn-88305606f15b

USN-8890-1 fixed vulnerabilities in libsoup. This update provides the corresponding updates for libsoup3 on Ubuntu 26.10. Original advisory details: It was discovered that libsoup incorrectly handled certain HTTP/2 requests. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. (CVE-2026-4271) It was discovered that libsoup incorrectly handled certain HTTPS proxy connections. A remote attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 22.04 LTS, Ubuntu 2…