QID 239328

Date Published: 2021-05-20

QID 239328: Red Hat Update for curl (RHSA-2021:1610)

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP.

Security Fix(es): curl: FTP PASV command response can cause curl to connect to arbitrary host (CVE-2020-8284) curl: Malicious FTP server can trigger stack overflow when CURLOPT_CHUNK_BGN_FUNCTION is used (CVE-2020-8285) curl: Inferior OCSP verification (CVE-2020-8286) curl: Expired pointer dereference via multi API with CURLOPT_CONNECT_ONLY option set (CVE-2020-8231)

Affected Products:

Red Hat Enterprise Linux for x86_64 8 x86_64
Red Hat Enterprise Linux for IBM z Systems 8 s390x
Red Hat Enterprise Linux for Power, little endian 8 ppc64le
Red Hat Enterprise Linux for ARM 64 8 aarch64

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

On successful exploitation, it could allow an attacker to execute code.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5 severity.
    • Solution
    Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.

    Refer to Red Hat security advisory RHSA-2021:1610 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239328

    CVE-2020-8231 | CVE-2020-8284 | CVE-2020-8285 | CVE-2020-8286 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:1610 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:1610?language=en
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