CVE-2018-7642
5.5
MEDIUM
CVSS 3.1
EPSS 0.22%
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.
How to fix CVE-2018-7642
To remediate CVE-2018-7642, upgrade the affected package to a fixed version below.
- Alpine/binutils—upgrade to 2.30-r2 or later
- —upgrade to 2.30-6 or later
Is CVE-2018-7642 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.30-r2
- from 0, < 2.30-6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |