CVE-2025-0725 – Apache libcurl integer overflow vulnerability boils down to buffer overflow

The following table lists the changes that have been made to the
CVE-2025-0725 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by 2499f714-1537-4658-8207-48ae4bb9eae9

    Feb. 05, 2025

    Action Type Old Value New Value
    Added Description When libcurl is asked to perform automatic gzip decompression of
    content-encoded HTTP responses with the `CURLOPT_ACCEPT_ENCODING` option,
    **using zlib 1.2.0.3 or older**, an attacker-controlled integer overflow would
    make libcurl perform a buffer overflow.
    Added Reference https://curl.se/docs/CVE-2025-0725.html
    Added Reference https://curl.se/docs/CVE-2025-0725.json
    Added Reference https://hackerone.com/reports/2956023
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