SB2017022409 - NULL pointer dereference in libdwarf

Description

This security bulletin contains information about 1 vulnerability.

1) NULL pointer dereference (CVE-ID: CVE-2016-5027)

CWE-ID: CWE-476 - NULL Pointer Dereference

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

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

dwarf_form.c in libdwarf 20160115 allows remote attackers to cause a denial of service (crash) via a crafted elf file.

Remediation

Install update from vendor's website.

References

• http://www.openwall.com/lists/oss-security/2016/05/24/1
• http://www.openwall.com/lists/oss-security/2016/05/25/1
• https://bugzilla.redhat.com/show_bug.cgi?id=1330237