CVE-2016-2339

Description

An exploitable heap overflow vulnerability exists in the Fiddle::Function.new initialize function functionality of Ruby. In Fiddle::Function.new initialize heap buffer arg_types allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.

Risk Information

Base Score
9.8
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
0.684

Associated Vulnerability

VulnerabilityOS Platform
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP4 ) libruby2_1-2_1-2.1.9-19.3.2.x86_64.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP4 ) libruby2_1-2_1-debuginfo-2.1.9-19.3.2.x86_64.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP4 ) ruby2.1-2.1.9-19.3.2.x86_64.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP4 ) ruby2.1-debuginfo-2.1.9-19.3.2.x86_64.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP4 ) ruby2.1-debugsource-2.1.9-19.3.2.x86_64.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP4 ) ruby2.1-stdlib-2.1.9-19.3.2.x86_64.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP4 ) ruby2.1-stdlib-debuginfo-2.1.9-19.3.2.x86_64.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP5 ) libruby2_1-2_1-2.1.9-19.3.2.x86_64_SP5.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP5 ) libruby2_1-2_1-debuginfo-2.1.9-19.3.2.x86_64_SP5.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP5 ) ruby2.1-2.1.9-19.3.2.x86_64_SP5.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP5 ) ruby2.1-debuginfo-2.1.9-19.3.2.x86_64_SP5.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP5 ) ruby2.1-debugsource-2.1.9-19.3.2.x86_64_SP5.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP5 ) ruby2.1-stdlib-2.1.9-19.3.2.x86_64_SP5.rpmLinux
SUSE-SU-2020:1570-1(SUSE Linux Enterprise Server 12-SP5 ) ruby2.1-stdlib-debuginfo-2.1.9-19.3.2.x86_64_SP5.rpmLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234