Out-of-bounds Read Affecting chromium-browser package, versions <78.0.3904.70-0ubuntu0.18.04.2


Severity

Recommended
medium

Based on Ubuntu security rating

    Threat Intelligence

    EPSS
    0.46% (76th percentile)

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  • Snyk ID SNYK-UBUNTU1804-CHROMIUMBROWSER-535140
  • published 4 Sep 2019
  • disclosed 4 Sep 2019

How to fix?

Upgrade Ubuntu:18.04 chromium-browser to version 78.0.3904.70-0ubuntu0.18.04.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream chromium-browser package and not the chromium-browser package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing too early; a consecutive call to XML_GetCurrentLineNumber (or XML_GetCurrentColumnNumber) then resulted in a heap-based buffer over-read.

References

CVSS Scores

version 3.1
Expand this section

NVD

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

SUSE

7.5 high