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Fencer Vulns
high 7.5

CVE-2005-4807 in the critical feed json

Stack-based buffer overflow in the as_bad function in messages.c in the GNU as (gas) assembler in Free Software Foundation GNU Binutils bef…

published 2005-12-31 20 y ago modified 2026-06-16 4 mo ago also EUVD-2005-4800

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.1%
EPSS 12.1% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

Stack-based buffer overflow in the as_bad function in messages.c in the GNU as (gas) assembler in Free Software Foundation GNU Binutils before 20050721 allows attackers to execute arbitrary code via a .c file with crafted inline assembly code.

Patch / fix

  • gnu binutils 2.17
  • binutils Debian 14, Debian 13, Debian 12 2.17-1

debian advisories DEBIAN-CVE-2005-4807

Timeline

  1. Published
  2. First public exploit (EDB-28397)

Exploit prediction

12.13% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-28397 GNU BinUtils 2.1x - GAS Buffer Overflow remote, 2006-08-17
  • securityfocus.com http://www.securityfocus.com/bid/19555 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.