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CVE-2011-3631

Hardlink before 0.1.2 has multiple integer overflows leading to heap-based buffer overflows...

8.8 High

Hardlink before 0.1.2 has multiple integer overflows leading to heap-based buffer overflows because of the way string lengths concatenation is done in the calculation of the required memory space to be used. A remote attacker could provide a specially-crafted directory tree and trick the local user into consolidating it, leading to hardlink executable crash or potentially arbitrary code execution with user privileges.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.69%Down 2.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 8.8

Hardlink before 0.1.2 has multiple integer overflows leading to heap-based buffer overflows because of the way string lengths concatenation is done in the calculation of the required memory space to be used. A remote attacker could provide a specially-crafted directory tree and trick the local user into consolidating it, leading to hardlink executable crash or potentially arbitrary code execution with user privileges.

Record
CVE-2011-3631
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-190
Updated
2026-11-02
CVE List No score

Hardlink before 0.1.2 has multiple integer overflows leading to heap-based buffer overflows because of the way string lengths concatenation is done in the calculation of the required memory space to be used. A remote attacker could provide a specially-crafted directory tree and trick the local user into consolidating it, leading to hardlink executable crash or potentially arbitrary code execution with user privileges.

Record
CVE-2011-3631
Updated
2026-11-02
EUVDEUVD-2011-3590 No score

Hardlink before 0.1.2 has multiple integer overflows leading to heap-based buffer overflows because of the way string lengths concatenation is done in the calculation of the required memory space to be used. A remote attacker could provide a specially-crafted directory tree and trick the local user into consolidating it, leading to hardlink executable crash or potentially arbitrary code execution with user privileges.

Record
EUVD-2011-3590
Updated
2026-11-03
GitHub AdvisoriesGHSA-j3j5-x3ff-v276 No score

Hardlink before 0.1.2 has multiple integer overflows leading to heap-based buffer overflows...

Hardlink before 0.1.2 has multiple integer overflows leading to heap-based buffer overflows because of the way string lengths concatenation is done in the calculation of the required memory space to be used. A remote attacker could provide a specially-crafted directory tree and trick the local user into consolidating it, leading to hardlink executable crash or potentially arbitrary code execution with user privileges.

Record
GHSA-j3j5-x3ff-v276
Updated
2026-11-02
OSVopenSUSE-SU-2024:10055-1 No score

hardlink-1.0.g50-1.7 on GA media

These are all security issues fixed in the hardlink-1.0.g50-1.7 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10055-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
hardlink
openSUSE:Tumbleweed
From an advisory covering 3 CVEs
before 1.0.g50-1.7
1.0.g50-1.7

History

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

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

In short

CVE-2011-3631 is a high vulnerability (CVSS 8.8) in Hardlink, published November 26, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.69%, the 85th percentile. No source names a fixed version.

References

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