vulnerability
Red Hat: CVE-2018-20657: CVE-2018-20657 libiberty: Memory leak in demangle_template function resulting in a denial of service (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Jan 2, 2019 | Nov 6, 2019 | Jul 9, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Jan 2, 2019
Added
Nov 6, 2019
Modified
Jul 9, 2025
Description
The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, has a memory leak via a crafted string, leading to a denial of service (memory consumption), as demonstrated by cxxfilt, a related issue to CVE-2018-12698.
Solution(s)
no-fix-redhat-rpm-packageredhat-upgrade-gdbredhat-upgrade-gdb-debuginforedhat-upgrade-gdb-debugsourceredhat-upgrade-gdb-docredhat-upgrade-gdb-gdbserverredhat-upgrade-gdb-headless
References
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