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CVE-2006-4146

Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in...

5.1 MediumFix available

Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in GNU Debugger (GDB) 6.5 allows user-assisted attackers, or restricted users, to execute arbitrary code via a crafted file with a location block (DW_FORM_block) that contains a large number of operations.

Exploit likelihood

3.49%Up 0.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.1

Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in GNU Debugger (GDB) 6.5 allows user-assisted attackers, or restricted users, to execute arbitrary code via a crafted file with a location block (DW_FORM_block) that contains a large number of operations.

Record
CVE-2006-4146
CVSS 2.0
5.1 MediumAV:N/AC:H/Au:N/C:P/I:P/A:P
Weakness
CWE-119
Updated
2026-11-02
CVE List No score

Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in GNU Debugger (GDB) 6.5 allows user-assisted attackers, or restricted users, to execute arbitrary code via a crafted file with a location block (DW_FORM_block) that contains a large number of operations.

Record
CVE-2006-4146
Updated
2026-11-02
EUVDEUVD-2006-4136 No score

Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in GNU Debugger (GDB) 6.5 allows user-assisted attackers, or restricted users, to execute arbitrary code via a crafted file with a location block (DW_FORM_block) that contains a large number of operations.

Record
EUVD-2006-4136
Updated
2026-11-03
GitHub AdvisoriesGHSA-63cf-4m5h-x542 No score

Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in...

Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in GNU Debugger (GDB) 6.5 allows user-assisted attackers, or restricted users, to execute arbitrary code via a crafted file with a location block (DW_FORM_block) that contains a large number of operations.

Record
GHSA-63cf-4m5h-x542
Weakness
CWE-119
Updated
2026-11-02
OSV No score

Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in GNU Debugger (GDB) 6.5 allows user-assisted attackers, or restricted users, to execute arbitrary code via a crafted file with a location block (DW_FORM_block) that contains a large number of operations.

Record
CVE-2006-4146
Updated
2026-11-02
OSVDEBIAN-CVE-2006-4146 No score

Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in GNU Debugger (GDB) 6.5 allows user-assisted attackers, or restricted users, to execute arbitrary code via a crafted file with a location block (DW_FORM_block) that contains a large number of operations.

Record
DEBIAN-CVE-2006-4146
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
gdb
Debian:12
before 7.3-1
7.3-1
gdb
Debian:13
before 7.3-1
7.3-1
gdb
Debian:14
before 7.3-1
7.3-1
gdb
Red Hat:enterprise_linux:4::as
before 0:6.3.0.0-1.143.el4
0:6.3.0.0-1.143.el4
gdb-debuginfo
Red Hat:enterprise_linux:4::as
before 0:6.3.0.0-1.143.el4
0:6.3.0.0-1.143.el4
gdb
Red Hat:enterprise_linux:4::desktop
before 0:6.3.0.0-1.143.el4
0:6.3.0.0-1.143.el4
gdb-debuginfo
Red Hat:enterprise_linux:4::desktop
before 0:6.3.0.0-1.143.el4
0:6.3.0.0-1.143.el4
gdb
Red Hat:enterprise_linux:4::es
before 0:6.3.0.0-1.143.el4
0:6.3.0.0-1.143.el4
gdb-debuginfo
Red Hat:enterprise_linux:4::es
before 0:6.3.0.0-1.143.el4
0:6.3.0.0-1.143.el4
gdb
Red Hat:enterprise_linux:4::ws
before 0:6.3.0.0-1.143.el4
0:6.3.0.0-1.143.el4
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Affected packages
PackageAffectedFixed
gdb-debuginfo
Red Hat:enterprise_linux:4::ws
before 0:6.3.0.0-1.143.el4
0:6.3.0.0-1.143.el4
gdb
Red Hat:enterprise_linux:3::as
before 0:6.3.0.0-1.138.el3
0:6.3.0.0-1.138.el3
gdb-debuginfo
Red Hat:enterprise_linux:3::as
before 0:6.3.0.0-1.138.el3
0:6.3.0.0-1.138.el3
gdb
Red Hat:enterprise_linux:3::desktop
before 0:6.3.0.0-1.138.el3
0:6.3.0.0-1.138.el3
gdb-debuginfo
Red Hat:enterprise_linux:3::desktop
before 0:6.3.0.0-1.138.el3
0:6.3.0.0-1.138.el3
gdb
Red Hat:enterprise_linux:3::es
before 0:6.3.0.0-1.138.el3
0:6.3.0.0-1.138.el3
gdb-debuginfo
Red Hat:enterprise_linux:3::es
before 0:6.3.0.0-1.138.el3
0:6.3.0.0-1.138.el3
gdb
Red Hat:enterprise_linux:3::ws
before 0:6.3.0.0-1.138.el3
0:6.3.0.0-1.138.el3
gdb-debuginfo
Red Hat:enterprise_linux:3::ws
before 0:6.3.0.0-1.138.el3
0:6.3.0.0-1.138.el3

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2006-4146 is a medium vulnerability (CVSS 5.1) in Gnu Gdb, published August 31, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.49%, the 89th percentile. Fixed in gdb 7.3-1.

References

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