curl vulnerability

About this tag
The curl vulnerability tag covers discussions about security flaws in the curl and libcurl open-source library, including CVE-2026-3805 (use-after-free in SMB connection reuse), CVE-2024-2004 (low-severity logic bug), CVE-2025-10148 (predictable WebSocket mask), and CVE-2024-6197 (remote code execution). Threads examine how these vulnerabilities affect Windows users, Azure Linux, and other Microsoft products, with emphasis on patching, mitigation, and the scope of Microsoft's attestations. Topics include crash risks, information leakage, memory corruption, and the importance of updating to fixed versions like curl 8.19.0.

  1. CVE-2026-3805: Use-After-Free in curl SMB Reuse Patch in 8.19.0

    The curl project has published an advisory for CVE-2026-3805, a use-after-free bug in SMB connection reuse that affects libcurl and the curl command-line tool in releases 8.13.0 through 8.18.0 and was fixed in curl/libcurl 8.19.0; the flaw occurs when a second SMB request reuses a pooled...
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    • curl vulnerability cve 2026 3805 memory safety smb reuse
    • Replies: 0
    • Forum: Security Alerts

  2. CVE-2024-2004: Azure Linux Attestation Explained and Actions

    Microsoft’s short public attestation — that “Azure Linux includes this open‑source library and is therefore potentially affected” — is accurate for the product it names, but it is a scoped inventory statement, not proof that no other Microsoft product could include the same vulnerable...
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    • azure linux curl vulnerability cve 2024 2004 supply chain security
    • Replies: 0
    • Forum: Security Alerts

  3. CVE-2025-10148: Azure Linux Attestation and curl Libcurl Risk

    The recently assigned CVE-2025-10148 — a predictable WebSocket mask bug in curl/libcurl — is real, it is patched upstream, and Microsoft’s short public attestation that “Azure Linux includes this open‑source library and is therefore potentially affected” is accurate for the product it covers...
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    • azure linux curl vulnerability libcurl vex csaf attestations
    • Replies: 0
    • Forum: Security Alerts

  4. CVE-2024-6197: Critical Curl Vulnerability Exposes Windows Users to Remote Threats

    CVE-2024-6197: Open Source Curl Remote Code Execution Vulnerability In the ever-evolving landscape of cybersecurity, new vulnerabilities surface with alarming regularity, jeopardizing unsuspecting users and systems. One such concerning vulnerability is CVE-2024-6197, associated with the...
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    • curl vulnerability cve-2024-6197 cybersecurity risks remote code execution windows security
    • Replies: 0
    • Forum: Security Alerts