CVE-2019-11038

Public Exploit
Uninitialized read in gdImageCreateFromXbm

Description

When using the gdImageCreateFromXbm() function in the GD Graphics Library (aka LibGD) 2.2.5, as used in the PHP GD extension in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6, it is possible to supply data that will cause the function to use the value of uninitialized variable. This may lead to disclosing contents of the stack that has been left there by previous code.

Categories

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 9.21% Top 10%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory php.net
Affected: PHP Group PHP
Published at:
Updated at:

References

Link Tags
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PKSSWFR2WPMUOIB5EN5ZM252NNEPYUTG/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WAZBVK6XNYEIN7RDQXESSD63QHXPLKWL/ vendor advisory
https://lists.debian.org/debian-lts-announce/2019/06/msg00003.html third party advisory mailing list
https://bugs.php.net/bug.php?id=77973 vendor advisory
https://github.com/libgd/libgd/issues/501 third party advisory exploit
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=929821 third party advisory mailing list
https://bugzilla.suse.com/show_bug.cgi?id=1140118 third party advisory issue tracking exploit
https://bugzilla.suse.com/show_bug.cgi?id=1140120 third party advisory issue tracking exploit
https://bugzilla.redhat.com/show_bug.cgi?id=1724149 third party advisory issue tracking exploit
https://bugzilla.redhat.com/show_bug.cgi?id=1724432 third party advisory issue tracking exploit
https://access.redhat.com/errata/RHSA-2019:2519 third party advisory vendor advisory
https://www.debian.org/security/2019/dsa-4529 third party advisory vendor advisory
https://seclists.org/bugtraq/2019/Sep/38 third party advisory mailing list
https://access.redhat.com/errata/RHSA-2019:3299 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00020.html vendor advisory mailing list third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/ vendor advisory
https://usn.ubuntu.com/4316-2/ third party advisory vendor advisory
https://usn.ubuntu.com/4316-1/ third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-11038?
CVE-2019-11038 has been scored as a medium severity vulnerability.
How to fix CVE-2019-11038?
To fix CVE-2019-11038, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-11038 being actively exploited in the wild?
It is possible that CVE-2019-11038 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~9% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-11038?
CVE-2019-11038 affects PHP Group PHP.
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