CVE-2017-15020 — HIGH (7.8)

Vulnerability Description

dwarf1.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandles pointers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted ELF file, related to parse_die and parse_line_table, as demonstrated by a parse_die heap-based buffer over-read.

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Gnu	Binutils	2.29

Related Weaknesses (CWE)

CWE-125

References

https://blogs.gentoo.org/ago/2017/10/03/binutils-heap-based-buffer-overflow-in-pPatchThird Party AdvisoryVDB Entry
https://sourceware.org/bugzilla/show_bug.cgi?id=22202Issue TrackingPatchThird Party Advisory
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=1da5c9a485f3dcac4c4
https://blogs.gentoo.org/ago/2017/10/03/binutils-heap-based-buffer-overflow-in-pPatchThird Party AdvisoryVDB Entry
https://sourceware.org/bugzilla/show_bug.cgi?id=22202Issue TrackingPatchThird Party Advisory
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=1da5c9a485f3dcac4c4

FAQ

What is CVE-2017-15020?

CVE-2017-15020 is a vulnerability with a CVSS score of 7.8 (HIGH). dwarf1.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandles pointers, which allows remote attackers to cause a denial of service (application cra...

How severe is CVE-2017-15020?

CVE-2017-15020 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-15020?

Check the references section above for vendor advisories and patch information. Affected products include: Gnu Binutils.