CVE-2018-18521 - CVE House
Back to Database
Status published Medium CVE-2018-18521

Divide-by-zero vulnerabilities in the function arlib_add_symbols() in arlib.c in elfutils...

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2018-18521

Credits & Attribution

No credits recorded in the NVD database.

References

More from elfutils project

View All →
CVE-2021-33294
In elfutils 0.183, an infinite loop was found in the...
Medium 5.5
CVE-2020-21047
The libcpu component which is used by libasm of elfutils...
Medium 5.5
CVE-2019-7665
In elfutils 0.175, a heap-based buffer over-read was discovered in...
Medium 5.5
CVE-2019-7664
In elfutils 0.175, a negative-sized memcpy is attempted in elf_cvt_note...
Medium 5.5
CVE-2019-7150
An issue was discovered in elfutils 0.175. A segmentation fault...
Medium 5.5

Affected Vendor

elfutils project

View all reports →

Affected Software

elfutils, debian linux, enterprise linux desktop, enterprise linux server, enterprise linux workstation, leap, ubuntu linux
Vulnerable Versions:
0.174, 8.0, 9.0, 7.0, 15.0, 15.1, 16.04, 18.04, 18.10

Timeline

Official Publish: October 19th, 2018
Last Modified: August 5th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.