Vulnerability Description
read_formatted_entries in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, does not properly validate the format count, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted ELF file, related to concat_filename.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Binutils | 2.29 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/101611
- https://blogs.gentoo.org/ago/2017/10/03/binutils-null-pointer-dereference-in-conPatchThird Party AdvisoryVDB Entry
- https://security.gentoo.org/glsa/201801-01
- https://sourceware.org/bugzilla/show_bug.cgi?id=22200Issue TrackingPatchThird Party Advisory
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=c361faae8d964db951b
- http://www.securityfocus.com/bid/101611
- https://blogs.gentoo.org/ago/2017/10/03/binutils-null-pointer-dereference-in-conPatchThird Party AdvisoryVDB Entry
- https://security.gentoo.org/glsa/201801-01
- https://sourceware.org/bugzilla/show_bug.cgi?id=22200Issue TrackingPatchThird Party Advisory
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=c361faae8d964db951b
FAQ
What is CVE-2017-15023?
CVE-2017-15023 is a vulnerability with a CVSS score of 5.5 (MEDIUM). read_formatted_entries in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, does not properly validate the format count, which allows remote attac...
How severe is CVE-2017-15023?
CVE-2017-15023 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-15023?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Binutils.