vulnerability
Amazon Linux AMI 2: CVE-2018-18520: Security patch for elfutils (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:N/A:P) | Oct 19, 2018 | Apr 27, 2020 | May 20, 2026 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
Oct 19, 2018
Added
Apr 27, 2020
Modified
May 20, 2026
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.
Solutions
amazon-linux-ami-2-upgrade-elfutilsamazon-linux-ami-2-upgrade-elfutils-debuginfoamazon-linux-ami-2-upgrade-elfutils-default-yama-scopeamazon-linux-ami-2-upgrade-elfutils-develamazon-linux-ami-2-upgrade-elfutils-devel-staticamazon-linux-ami-2-upgrade-elfutils-libelfamazon-linux-ami-2-upgrade-elfutils-libelf-develamazon-linux-ami-2-upgrade-elfutils-libelf-devel-staticamazon-linux-ami-2-upgrade-elfutils-libs
Rapid7 Labs
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