NULL pointer dereference in Fedoraproject Fedora

1) NULL pointer dereference

EUVDB-ID: #VU39396

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: CVE-2016-8887

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in libjasper/jp2/jp2_cod.c in JasPer before 1.900.10 allows remote attackers to cause a denial of service (NULL pointer dereference). A remote attacker can perform a denial of service (DoS) attack.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Fedora: 23 - 24

CPE2.3

• cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*

External links

http://www.openwall.com/lists/oss-security/2016/10/23/3
http://www.openwall.com/lists/oss-security/2016/10/23/6
http://www.securityfocus.com/bid/93835
http://blogs.gentoo.org/ago/2016/10/18/jasper-null-pointer-dereference-in-jp2_colr_destroy-jp2_cod-c
http://bugzilla.redhat.com/show_bug.cgi?id=1388828
http://github.com/mdadams/jasper/commit/e24bdc716c3327b067c551bc6cfb97fd2370358d
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/22FCKKHQCQ3S6TZY5G44EFDTMWOJXJRD/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EGI2FZQLOTSZI3VA4ECJERI74SMNQDL4/
http://usn.ubuntu.com/3693-1/

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.