PT-2021-7943 · Binutils+2 · Binutils+2
Hao Wang
·
Published
2021-04-29
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Updated
2024-06-15
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CVE-2021-20294
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
binutils version 2.35
Description
A flaw was found in the binutils readelf program, which is related to a stack buffer overflow and out-of-bounds write of arbitrary data supplied by an attacker. This issue may allow an attacker to impact the confidentiality, integrity, and availability of protected information. An attacker could trigger this issue by convincing a victim to read a crafted file using readelf.
Recommendations
For binutils version 2.35, consider updating to a newer version that contains a fix for this issue, as no specific workaround is provided for this version. As a temporary workaround, consider restricting the use of the readelf program until a patch is available. Avoid using readelf to read files from untrusted sources until the issue is resolved.
Exploit
Fix
Memory Corruption
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Suse
Binutils