CVE-2023-45288 Affecting go-toolset:rhel8/delve package, versions <0:1.21.2-3.module_el8.10.0+3760+4dd778f9


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-ALMALINUX8-GOTOOLSET-6728164
  • published29 Apr 2024
  • disclosed29 Apr 2024

Introduced: 29 Apr 2024

CVE-2023-45288  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 go-toolset:rhel8/delve to version 0:1.21.2-3.module_el8.10.0+3760+4dd778f9 or higher.
This issue was patched in ALSA-2024:3259.

NVD Description

Note: Versions mentioned in the description apply only to the upstream go-toolset:rhel8/delve package and not the go-toolset:rhel8/delve package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

An attacker may cause an HTTP/2 endpoint to read arbitrary amounts of header data by sending an excessive number of CONTINUATION frames. Maintaining HPACK state requires parsing and processing all HEADERS and CONTINUATION frames on a connection. When a request's headers exceed MaxHeaderBytes, no memory is allocated to store the excess headers, but they are still parsed. This permits an attacker to cause an HTTP/2 endpoint to read arbitrary amounts of header data, all associated with a request which is going to be rejected. These headers can include Huffman-encoded data which is significantly more expensive for the receiver to decode than for an attacker to send. The fix sets a limit on the amount of excess header frames we will process before closing a connection.

CVSS Scores

version 3.1