CVE-2018-18521

Divide-by-zero vulnerabilities in the function arlib_add_symbols() in arlib.c in elfutils 0.174 allow remote attackers to cause a denial of service (application crash) with a crafted ELF file, as demonstrated by eu-ranlib, because a zero sh_entsize is mishandled.

CVSS v3.1

5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P

EPSS

1.82% chance of exploitation in the next 30 days, 77th percentile

Published

2018-10-19

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://sourceware.org/bugzilla/show_bug.cgi?id=23786

References

• CVE Record
• NVD entry

Related

• CVE-2018-18520
• CVE-2018-18527
• CVE-2018-18500
• CVE-2018-18535
• CVE-2018-18489
• CVE-2018-18536