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Debian LTS Advisory ([SECURITY] [DLA 1651-1] libgd2 security update)

Information

Severity

Severity

High

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

7.5

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

3 years ago

Modified

Modified

3 years ago

Share

Summary

Several issues in libgd2, a graphics library that allows to quickly draw images, have been found. CVE-2019-6977 A potential double free in gdImage*Ptr() has been reported by Solmaz Salimi (aka. Rooney). CVE-2019-6978 Simon Scannell found a heap-based buffer overflow, exploitable with crafted image data. CVE-2018-1000222 A new double free vulnerabilities in gdImageBmpPtr() has been reported by Solmaz Salimi (aka. Rooney). CVE-2018-5711 Due to an integer signedness error the GIF core parsing function can enter an infinite loop. This will lead to a Denial of Service and exhausted server resources.

Affected Software

Affected Software

libgd2 on Debian Linux

Detection Method

Detection Method

This check tests the installed software version using the apt package manager.

Solution

Solution

For Debian 8 'Jessie', these problems have been fixed in version 2.1.0-5+deb8u12. We recommend that you upgrade your libgd2 packages.

Common Vulnerabilities and Exposures (CVE)

References

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