Use After Free Affecting libcurl-minimal-debuginfo package, versions <0:8.21.0-5.amzn2023.0.3


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
1.28% (70th percentile)

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  • Snyk IDSNYK-AMZN2023-LIBCURLMINIMALDEBUGINFO-21701952
  • published25 Oct 2026
  • disclosed14 Oct 2026

Introduced: 14 Oct 2026

NewCVE-2026-92392  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 libcurl-minimal-debuginfo to version 0:8.21.0-5.amzn2023.0.3 or higher.
This issue was patched in ALAS2023-2026-3267.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libcurl-minimal-debuginfo package and not the libcurl-minimal-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

During an upload, curl mishandles HTTP/2 RST_STREAM received from the server (with reason HTTP_1_1_REQUIRED or REFUSED_STREAM) leading to a use after free of a struct Curl_easy object.

CVSS Base Scores

version 3.1