#VU39742 Heap-based buffer overflow in Fedora - CVE-2016-4796
Vulnerability identifier: #VU39742
Vulnerability risk: Medium
CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Fedora
Operating systems & Components /
Operating system
Vendor: Fedoraproject
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Heap-based buffer overflow in the color_cmyk_to_rgb in common/color.c in OpenJPEG before 2.1.1. A remote attacker can use a crafted .j2k file. to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Vulnerable software versions
Fedora: 23 - 24
External links
https://www.openwall.com/lists/oss-security/2016/05/13/2
https://bugzilla.redhat.com/show_bug.cgi?id=1335482
https://github.com/uclouvain/openjpeg/commit/162f6199c0cd3ec1c6c6dc65e41b2faab92b2d91
https://github.com/uclouvain/openjpeg/issues/774
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5FFMOZOF2EI6N2CR23EQ5EATWLQKBMHW/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BJM23YERMEC6LCTWBUH7LZURGSLZDFDH/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFRD35RIPRCGZA5DKAKHZ62LMP2A5UT7/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HPMDEUIMHTLKMHELDL4F4HZ7X4Y34JEB/
https://www.oracle.com/security-alerts/cpujul2020.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
