CVE-2018-7642 The swap_std_reloc_in function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (aout_32_s...
MediumCVSS 5.5
EPSS 1.9%
- Published
- Updated
- Exploit status
- No public exploit known
Description
The swap_std_reloc_in function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (aout_32_swap_std_reloc_out NULL pointer dereference and application crash) via a crafted ELF file, as demonstrated by objcopy.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/binutils(Debian:12) | < 2.30-6 | 2.30-6 |
| debian/binutils(Debian:13) | < 2.30-6 | 2.30-6 |
| debian/binutils(Debian:14) | < 2.30-6 | 2.30-6 |
| GNU binutils | = 2.30 | No fix listed |
| redhat enterprise linux desktop | = 7.0 | No fix listed |
| redhat enterprise linux server | = 7.0 | No fix listed |
| redhat enterprise linux workstation | = 7.0 | No fix listed |
| alpine/binutils(Alpine:v3.7) | < 2.30-r2 | 2.30-r2 |
| alpine/binutils(Alpine:v3.8) | < 2.30-r6 | 2.30-r6 |
References
- Debian Security Tracker CVE-2018-7642 vendor-advisory
- openSUSE-SU-2019:2415 vendor-advisory
- openSUSE-SU-2019:2432 vendor-advisory
- RHBA-2019:0327 third-party-advisory vendor-advisory
- RHSA-2018:3032 third-party-advisory vendor-advisory
- GLSA-201811-17 third-party-advisory vendor-advisory
- sourceware.org issue-tracking third-party-advisory
- sourceware.org
- security.alpinelinux.org vendor-advisory