CVE-2017-15023 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...
MediumCVSS 5.5
EPSS 2.1%
- Published
- Updated
- Exploit status
- No public exploit known
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/binutils(Debian:12) | < 2.29.90.20180122-1 | 2.29.90.20180122-1 |
| debian/binutils(Debian:13) | < 2.29.90.20180122-1 | 2.29.90.20180122-1 |
| debian/binutils(Debian:14) | < 2.29.90.20180122-1 | 2.29.90.20180122-1 |
| GNU binutils | = 2.29 | No fix listed |
References
- Debian Security Tracker CVE-2017-15023 vendor-advisory
- 101611 vdb-entry
- blogs.gentoo.org patch third-party-advisory vdb-entry
- GLSA-201801-01 vendor-advisory
- sourceware.org issue-tracking patch third-party-advisory
- sourceware.org