CVE-2020-16592
Published: 9 December 2020
A use after free issue exists in the Binary File Descriptor (BFD) library (aka libbfd) in GNU Binutils 2.34 in bfd_hash_lookup, as demonstrated in nm-new, that can cause a denial of service via a crafted file.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
binutils Launchpad, Ubuntu, Debian |
upstream |
Needs triage
|
| bionic |
Released
(2.30-21ubuntu1~18.04.7)
|
|
| focal |
Released
(2.34-6ubuntu1.3)
|
|
| groovy |
Not vulnerable
(2.35.1-1ubuntu1)
|
|
| hirsute |
Not vulnerable
(2.35.50.20201210-0ubuntu2)
|
|
| impish |
Not vulnerable
(2.35.50.20201210-0ubuntu2)
|
|
| jammy |
Not vulnerable
(2.35.50.20201210-0ubuntu2)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches: upstream: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=7ecb51549ab1ec22aba5aaf34b70323cf0b8509a |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |