CVE-2021-33294
Published: 18 July 2023
In elfutils 0.183, an infinite loop was found in the function handle_symtab in readelf.c .Which allows attackers to cause a denial of service (infinite loop) via crafted file.
Notes
| Author | Note |
|---|---|
Priority reason: No real security impact as this is a command-line utility that is not generally expected to handle untrusted input. |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
elfutils Launchpad, Ubuntu, Debian |
bionic |
Released
(0.170-0.4ubuntu0.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
| focal |
Released
(0.176-1.1ubuntu0.1)
|
|
| jammy |
Not vulnerable
(0.186-1build1)
|
|
| kinetic |
Ignored
(end of life, was not-affected)
|
|
| lunar |
Not vulnerable
(0.188-2.1)
|
|
| trusty |
Released
(0.158-0ubuntu5.3+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Released
(0.184)
|
|
| xenial |
Released
(0.165-3ubuntu1.2+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
|
Patches: upstream: https://sourceware.org/git/?p=elfutils.git;a=commit;h=480b6fa3662ba8ffeee274bf0d37423413c01e55 |
||
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 |