Calling `curl_easy_pause()` within the event-based `CURLMOPT_SOCKETFUNCTION` callback triggers a use-after-free vulnerability, where libcurl attempts...

原文の説明

取得元が公開している説明をそのまま載せています (多くは英語)。

Calling curl_easy_pause() within the event-based CURLMOPT_SOCKETFUNCTION
callback triggers a use-after-free vulnerability, where libcurl attempts to
store a flag using a dangling struct pointer immediately after that pointer's
memory has been freed.

出典: OSV.dev (Open Source Vulnerabilities) OSV

影響パッケージ

Alpine:v3.23 curl

[{"type":"ECOSYSTEM","events":[{"introduced":"8.13.0"},{"fixed":"8.22.0-r0"}]}]

Alpine:v3.24 curl

[{"type":"ECOSYSTEM","events":[{"introduced":"8.13.0"},{"fixed":"8.21.0-r0"}]}]

参照URL

advisory security.alpinelinux.org