CVE-2021-3826
6.5
MEDIUM
CVSS 3.1
EPSS 0.56%
Description
Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.
How to fix CVE-2021-3826
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/binutils—no fix listed
- Debian/libiberty—no fix listed
Is CVE-2021-3826 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |