CVE-2017-14974

MEDIUM

Description

The *_get_synthetic_symtab functions in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandle the failure of a certain canonicalization step, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted ELF file, related to elf32-i386.c and elf64-x86-64.c.

References

https://sourceware.org/bugzilla/show_bug.cgi?id=22163

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=e70c19e3a4c26e9c1ebf0c9170d105039b56d7cf

Details

Source: MITRE

Published: 2017-10-02

Updated: 2017-10-05

Type: CWE-476

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM