CVE-2021-20294
High
Description
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Gnu Binutils
PublishedApr 29, 2021
First seenApr 29, 2021
Weakness typeCWE-787Out-of-bounds write
How to fix
Update
- gnu binutils2.35.2 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnu binutils | 2.35 ≤ v < 2.35.2 | 2.35.2 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.