CVE-2017-15022

Description

dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, does not validate the DW_AT_name data type, which allows remote attackers to cause a denial of service (bfd_hash_hash NULL pointer dereference, or out-of-bounds access, and application crash) via a crafted ELF file, related to scan_unit_for_symbols and parse_comp_unit.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.12%
Third-Party Advisory gentoo.org Third-Party Advisory sourceware.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=11855d8a1f11b102a702ab76e95b22082cccf2f8
https://sourceware.org/bugzilla/show_bug.cgi?id=22201 patch third party advisory issue tracking
https://blogs.gentoo.org/ago/2017/10/03/binutils-null-pointer-dereference-in-bfd_hash_hash-hash-c/ patch third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2017-15022?
CVE-2017-15022 has been scored as a medium severity vulnerability.
How to fix CVE-2017-15022?
To fix CVE-2017-15022, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-15022 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-15022 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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