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7.5

GNU Assembler (Binutils 2.28) may crash on certain input

CVE-2017-7223 · published 9 years ago
Summary

The assembler that comes with GNU Binutils version 2.28 can overflow a small memory area when it tries to put back an end‑of‑file marker while reading a file. This can cause the program to stop working unexpectedly. Upgrade to a newer Binutils release or apply the provided patch to prevent the crash.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
gnu binutils 2.28
cpe:2.3:a:gnu:binutils:2.28:*:*:*:*:*:*:*
Original advisory text
GNU assembler in GNU Binutils 2.28 is vulnerable to a global buffer overflow (of size 1) while attempting to unget an EOF character from the input stream, potentially leading to a program crash.
GNU assembler in GNU Binutils 2.28 is vulnerable to a global buffer overflow (of size 1) while attempting to unget an EOF character from the input stream, potentially leading to a program crash.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
7.5 High
Exploitation
2% chance of attack within 30 days
Type
CWE-119Buffer Overflow
Timeline
Published22 Mar 2017
Updated4 Nov 2026
First seen22 Aug 2026
Sources
CVE-2017-7223 · OSV
CVE-2017-7223 · NVD
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