CVE-2017-7300

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-03-29 · updated 2026-06-17
Weakness: CWE-125

Description

The Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, has an aout_link_add_symbols function in bfd/aoutx.h that is vulnerable to a heap-based buffer over-read (off-by-one) because of an incomplete check for invalid string offsets while loading symbols, leading to a GNU linker (ld) program crash.

Affected products

GNU Binutils: 2.28

References

http://www.securityfocus.com/bid/97219
https://sourceware.org/bugzilla/show_bug.cgi?id=20909
http://www.securityfocus.com/bid/97219
https://sourceware.org/bugzilla/show_bug.cgi?id=20909

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