Ubuntu 5026-1: QPDF vulnerabilities | LinuxSecurity.com

Advisories

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Ubuntu Security Notice USN-5026-1
July 29, 2021

qpdf vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in QPDF.

Software Description:
- qpdf: tools for transforming and inspecting PDF files

Details:

It was discovered that QPDF incorrectly handled certain malformed PDF
files. A remote attacker could use this issue to cause QPDF to consume
resources, resulting in a denial of service. This issue only affected
Ubuntu 18.04 LTS. (CVE-2018-18020)

It was discovered that QPDF incorrectly handled certain malformed PDF
files. A remote attacker could use this issue to cause QPDF to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2021-36978)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
  libqpdf26                       9.1.1-1ubuntu0.1
  qpdf                            9.1.1-1ubuntu0.1

Ubuntu 18.04 LTS:
  libqpdf21                       8.0.2-3ubuntu0.1
  qpdf                            8.0.2-3ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-5026-1
  CVE-2018-18020, CVE-2021-36978

Package Information:
  https://launchpad.net/ubuntu/+source/qpdf/9.1.1-1ubuntu0.1
  https://launchpad.net/ubuntu/+source/qpdf/8.0.2-3ubuntu0.1

Ubuntu 5026-1: QPDF vulnerabilities

July 29, 2021

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS Summary: Several security issues were fixed in QPDF. Software Description: - qpdf: tools for transforming and inspecting PDF files Details: It was discovered that QPDF incorrectly handled certain malformed PDF files. A remote attacker could use this issue to cause QPDF to consume resources, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-18020) It was discovered that QPDF incorrectly handled certain malformed PDF files. A remote attacker could use this issue to cause QPDF to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2021-36978)

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: libqpdf26 9.1.1-1ubuntu0.1 qpdf 9.1.1-1ubuntu0.1 Ubuntu 18.04 LTS: libqpdf21 8.0.2-3ubuntu0.1 qpdf 8.0.2-3ubuntu0.1 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5026-1

CVE-2018-18020, CVE-2021-36978

Severity
Ubuntu Security Notice USN-5026-1

Package Information

https://launchpad.net/ubuntu/+source/qpdf/9.1.1-1ubuntu0.1 https://launchpad.net/ubuntu/+source/qpdf/8.0.2-3ubuntu0.1

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