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CVE-2021-20266

CVE-2021-20266

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A flaw was found in RPM's hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system availability.

CVSS 4.9 · Medium · EPSS 1.6% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • rpm

    Versions
    • rpm 4.17.0: Affected

    No fix published

  • rpm Debian:12

    Affected ranges
    • ECOSYSTEM: < 4.16.1.2+dfsg1-1

    Update to 4.16.1.2+dfsg1-1

  • rpm Debian:13

    Affected ranges
    • ECOSYSTEM: < 4.16.1.2+dfsg1-1

    Update to 4.16.1.2+dfsg1-1

  • rpm Debian:14

    Affected ranges
    • ECOSYSTEM: < 4.16.1.2+dfsg1-1

    Update to 4.16.1.2+dfsg1-1

  • rpm Ubuntu:Pro:18.04:LTS

    Versions
    • 4.12.0.2+dfsg1-2build2
    • 4.14.0+dfsg1-2
    • 4.14.1+dfsg1-2
    Affected ranges
    • ECOSYSTEM: < 4.14.1+dfsg1-2ubuntu0.1~esm1

    Update to 4.14.1+dfsg1-2ubuntu0.1~esm1

  • rpm Ubuntu:Pro:20.04:LTS

    Versions
    • 4.14.2.1+dfsg1-1
    • 4.14.2.1+dfsg1-1build1
    • 4.14.2.1+dfsg1-1build2
    Affected ranges
    • ECOSYSTEM: < 4.14.2.1+dfsg1-1ubuntu0.1~esm1

    Update to 4.14.2.1+dfsg1-1ubuntu0.1~esm1

Original sources

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