Source: elfutils
Version: 0.170-0.5
Severity: important
Tags: patch security upstream
Forwarded: https://sourceware.org/bugzilla/show_bug.cgi?id=23787

Hi,

The following vulnerability was published for elfutils.

CVE-2018-18520[0]:
| 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.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2018-18520
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18520
[1] https://sourceware.org/bugzilla/show_bug.cgi?id=23787
[2] https://sourceware.org/ml/elfutils-devel/2018-q4/msg00057.html

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore

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