Unrated severityOSV Advisory· Published Jan 15, 2019· Updated Aug 5, 2024

CVE-2018-20712

Description

A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.

Affected products

GNU/BinutilsOSV2 versions
binutils-2_31, binutils-2_31_1, gdb-4_18-branchpoint, …+ 1 more
- (no CPE)range: binutils-2_31, binutils-2_31_1, gdb-4_18-branchpoint, …
- (no CPE)range: = 2.31.1
GNU/Libibertyllm-fuzzy
Range: = 2.31.1

Patches

Vulnerability mechanics

References

www.securityfocus.com/bid/106563mitrevdb-entryx_refsource_BID
gcc.gnu.org/bugzilla/show_bug.cgimitrex_refsource_MISC
sourceware.org/bugzilla/show_bug.cgimitrex_refsource_MISC
support.f5.com/csp/article/K38336243mitrex_refsource_CONFIRM

News mentions

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