CVE-2016-10255 Information

Description

The __libelf_set_rawdata_wrlock function in elf_getdata.c in elfutils before 0.168 allows remote attackers to cause a denial of service (crash) via a crafted (1) sh_off or (2) sh_size ELF header value which triggers a memory allocation failure.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

http://www.openwall.com/lists/oss-security/2017/03/22/1 https://blogs.gentoo.org/ago/2016/11/04/elfutils-memory-allocation-failure-in-__libelf_set_rawdata_wrlock-elf_getdata-c/ https://bugzilla.redhat.com/show_bug.cgi?id=1387584 https://lists.fedorahosted.org/archives/list/elfutils-devel@lists.fedorahosted.org/thread/Q4LE47FPEVRZANMV6JE2NMHYO4H5MHGJ/ https://security.gentoo.org/glsa/201710-10 https://usn.ubuntu.com/3670-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5