CVE-2020-35507
Published: 4 January 2021
There's a flaw in bfd_pef_parse_function_stubs of bfd/pef.c in binutils in versions prior to 2.34 which could allow an attacker who is able to submit a crafted file to be processed by objdump to cause a NULL pointer dereference. The greatest threat of this flaw is to application availability.
Notes
Author | Note |
---|---|
mdeslaur | same commit at CVE-2020-25495 pef.c isn't compiled in Ubuntu package |
Priority
Status
Package | Release | Status |
---|---|---|
binutils Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not compiled)
|
focal |
Not vulnerable
(2.34-6ubuntu1)
|
|
groovy |
Not vulnerable
|
|
hirsute |
Not vulnerable
|
|
impish |
Not vulnerable
|
|
jammy |
Not vulnerable
|
|
trusty |
Not vulnerable
(code not compiled)
|
|
upstream |
Released
(2.33.50.20200107-1)
|
|
xenial |
Not vulnerable
(code not compiled)
|
|
Patches: upstream: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=7a0fb7be96e0ce79e1ae429bc1ba913e5244d537 |
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 |