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CVE-2016-6264

Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows...

7.5 HighFix available

CVE-2016-6264 is a high vulnerability (CVSS 7.5) in Uclibc, published July 26, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.66%, the 85th percentile. Fixed in uclibc 1.0.20-1.

Severity
7.5 HighCVSS 3.1, NVD
Exploit chance
2.66%EPSS, 85th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
1.0.20-1uclibc +3 more

Description

Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows context-dependent attackers to cause a denial of service (crash) via a negative length value to the memset function.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

2.66%Up 1.6 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
uclibc
Debian:12
before 1.0.20-1
1.0.20-1
uclibc
Debian:13
before 1.0.20-1
1.0.20-1
uclibc
Debian:14
before 1.0.20-1
1.0.20-1
uclibc
Debian:7
From an advisory covering 3 CVEs
before 0.9.32-1+deb7u1, plus listed versions
0.9.32-1
0.9.32-1+deb7u1

What each source reports

NVD Score used7.5

Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows context-dependent attackers to cause a denial of service (crash) via a negative length value to the memset function.

Record
CVE-2016-6264
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Updated
2026-11-02
CVE ListNo score

Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows context-dependent attackers to cause a denial of service (crash) via a negative length value to the memset function.

Record
CVE-2016-6264
Updated
2026-11-02
EUVDEUVD-2016-7194No score

Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows context-dependent attackers to cause a denial of service (crash) via a negative length value to the memset function.

Record
EUVD-2016-7194
Updated
2026-11-03
GitHub AdvisoriesGHSA-5f7g-9m8m-qhpv7.5

Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows...

Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows context-dependent attackers to cause a denial of service (crash) via a negative length value to the memset function.

Record
GHSA-5f7g-9m8m-qhpv
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSV7.5

Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows context-dependent attackers to cause a denial of service (crash) via a negative length value to the memset function.

Record
CVE-2016-6264
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2016-62647.5

Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows context-dependent attackers to cause a denial of service (crash) via a negative length value to the memset function.

Record
DEBIAN-CVE-2016-6264
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02

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.

References

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