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FreeBSD: VID-4DA51989-5A8B-4EB9-B442-46D94EC0802D (CVE-2023-30847): h2o -- Malformed HTTP/1.1 causes Out-of-Memory Denial of Service

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FreeBSD: VID-4DA51989-5A8B-4EB9-B442-46D94EC0802D (CVE-2023-30847): h2o -- Malformed HTTP/1.1 causes Out-of-Memory Denial of Service

Severity
9
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:C)
Published
04/27/2023
Created
05/05/2023
Added
05/01/2023
Modified
01/28/2025

Description

H2O is an HTTP server. In versions 2.3.0-beta2 and prior, when the reverse proxy handler tries to processes a certain type of invalid HTTP request, it tries to build an upstream URL by reading from uninitialized pointer. This behavior can lead to crashes or leak of information to back end HTTP servers. Pull requestnumber 3229 fixes the issue. The pull request has been merged to the `master` branch in commit f010336. Users should upgrade to commit f010336 or later.

Solution(s)

  • freebsd-upgrade-package-h2o
  • freebsd-upgrade-package-h2o-devel

References

  • CVE-2023-30847
  • 查看数 695
  • 已创建
  • 最后回复

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