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CVE-2018-18520

UNKNOWN
Published 2018-10-19T17:00:00
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No CVSS data available

Description

An Invalid Memory Address Dereference exists in the function elf_end in libelf in elfutils through v0.174. Although eu-size is intended to support ar files inside ar files, handle_ar in size.c closes the outer ar file before handling all inner entries. The vulnerability allows attackers to cause a denial of service (application crash) with a crafted ELF file.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-g4gh-9444-xxxh

Advisory Details

An Invalid Memory Address Dereference exists in the function elf_end in libelf in elfutils through v0.174. Although eu-size is intended to support ar files inside ar files, handle_ar in size.c closes the outer ar file before handling all inner entries. The vulnerability allows attackers to cause a denial of service (application crash) with a crafted ELF file.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2018-18520
WEB https://access.redhat.com/errata/RHSA-2019:2197
WEB https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html
WEB https://lists.debian.org/debian-lts-announce/2021/10/msg00030.html
WEB https://sourceware.org/bugzilla/show_bug.cgi?id=23787
WEB https://sourceware.org/ml/elfutils-devel/2018-q4/msg00057.html
WEB https://usn.ubuntu.com/4012-1
WEB http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html

Advisory provided by GitHub Security Advisory Database. Published: May 13, 2022, Modified: May 13, 2022

References

https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html
https://sourceware.org/ml/elfutils-devel/2018-q4/msg00057.html
https://sourceware.org/bugzilla/show_bug.cgi?id=23787
https://usn.ubuntu.com/4012-1/
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html
https://access.redhat.com/errata/RHSA-2019:2197
https://lists.debian.org/debian-lts-announce/2021/10/msg00030.html

HackerOne Reports

Container scanning and Dependency scanning report leaked to unauthorized users Medium
xanbanx
GitLab
Improper Access Control - Generic
View Report
Published: 2018-10-19T17:00:00
Last Modified: 2024-08-05T11:15:58.896Z
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