In elfutils 0.175, a negative-sized memcpy is attempted... · CVE-2019-7664 · GitHub Advisory Database · GitHub

In elfutils 0.175, a negative-sized memcpy is attempted...

Moderate severity Unreviewed Published May 13, 2022 to the GitHub Advisory Database • Updated Feb 1, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

In elfutils 0.175, a negative-sized memcpy is attempted in elf_cvt_note in libelf/note_xlate.h because of an incorrect overflow check. Crafted elf input causes a segmentation fault, leading to denial of service (program crash).

References

Published by the National Vulnerability Database

Feb 9, 2019

Published to the GitHub Advisory Database May 13, 2022

Last updated Feb 1, 2023

Severity

Moderate

5.5

/ 10

CVSS base metrics

Attack vector

Local

Attack complexity

Low

Privileges required

None

User interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H