openEuler 24.03 LTS update for gcc



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-4039
CWE-ID CWE-254
Exploitation vector Network
Public exploit N/A
Vulnerable software
openEuler
Operating systems & Components / Operating system

libubsan-static
Operating systems & Components / Operating system package or component

libubsan
Operating systems & Components / Operating system package or component

libtsan-static
Operating systems & Components / Operating system package or component

libtsan
Operating systems & Components / Operating system package or component

libstdc++-static
Operating systems & Components / Operating system package or component

libstdc++-devel
Operating systems & Components / Operating system package or component

libstdc++
Operating systems & Components / Operating system package or component

libquadmath-static
Operating systems & Components / Operating system package or component

libquadmath-devel
Operating systems & Components / Operating system package or component

libquadmath
Operating systems & Components / Operating system package or component

libobjc
Operating systems & Components / Operating system package or component

liblsan-static
Operating systems & Components / Operating system package or component

liblsan
Operating systems & Components / Operating system package or component

libitm-static
Operating systems & Components / Operating system package or component

libitm-devel
Operating systems & Components / Operating system package or component

libitm
Operating systems & Components / Operating system package or component

libgomp
Operating systems & Components / Operating system package or component

libgfortran-static
Operating systems & Components / Operating system package or component

libgfortran
Operating systems & Components / Operating system package or component

libgccjit-devel
Operating systems & Components / Operating system package or component

libgccjit
Operating systems & Components / Operating system package or component

libgcc
Operating systems & Components / Operating system package or component

libatomic-static
Operating systems & Components / Operating system package or component

libatomic
Operating systems & Components / Operating system package or component

libasan-static
Operating systems & Components / Operating system package or component

libasan
Operating systems & Components / Operating system package or component

gcc-plugin-devel
Operating systems & Components / Operating system package or component

gcc-objc
Operating systems & Components / Operating system package or component

gcc-objc++
Operating systems & Components / Operating system package or component

gcc-gfortran
Operating systems & Components / Operating system package or component

gcc-gdb-plugin
Operating systems & Components / Operating system package or component

gcc-debugsource
Operating systems & Components / Operating system package or component

gcc-debuginfo
Operating systems & Components / Operating system package or component

gcc-c++
Operating systems & Components / Operating system package or component

cpp
Operating systems & Components / Operating system package or component

gcc
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Security features bypass

EUVDB-ID: #VU81045

Risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-4039

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to the GCC's stack smashing protection does not detect or defend against overflows of dynamically-sized local variables on AArch64 targets. A remote attacker can bypass expected security restrictions and successfully exploit buffer overflow vulnerabilities.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 24.03 LTS

libubsan-static: before 12.3.1-38

libubsan: before 12.3.1-38

libtsan-static: before 12.3.1-38

libtsan: before 12.3.1-38

libstdc++-static: before 12.3.1-38

libstdc++-devel: before 12.3.1-38

libstdc++: before 12.3.1-38

libquadmath-static: before 12.3.1-38

libquadmath-devel: before 12.3.1-38

libquadmath: before 12.3.1-38

libobjc: before 12.3.1-38

liblsan-static: before 12.3.1-38

liblsan: before 12.3.1-38

libitm-static: before 12.3.1-38

libitm-devel: before 12.3.1-38

libitm: before 12.3.1-38

libgomp: before 12.3.1-38

libgfortran-static: before 12.3.1-38

libgfortran: before 12.3.1-38

libgccjit-devel: before 12.3.1-38

libgccjit: before 12.3.1-38

libgcc: before 12.3.1-38

libatomic-static: before 12.3.1-38

libatomic: before 12.3.1-38

libasan-static: before 12.3.1-38

libasan: before 12.3.1-38

gcc-plugin-devel: before 12.3.1-38

gcc-objc: before 12.3.1-38

gcc-objc++: before 12.3.1-38

gcc-gfortran: before 12.3.1-38

gcc-gdb-plugin: before 12.3.1-38

gcc-debugsource: before 12.3.1-38

gcc-debuginfo: before 12.3.1-38

gcc-c++: before 12.3.1-38

cpp: before 12.3.1-38

gcc: before 12.3.1-38

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-1042


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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