CVE-2020-15710
Potential double-free in pulseaudio
Severity Score
6.1
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Potential double free in Bluez 5 module of PulseAudio could allow a local attacker to leak memory or crash the program. The modargs variable may be freed twice in the fail condition in src/modules/bluetooth/module-bluez5-device.c and src/modules/bluetooth/module-bluez5-device.c. Fixed in 1:8.0-0ubuntu3.14.
Una potencial doble liberación en el módulo Bluez 5 de PulseAudio, podría permitir a un atacante local perder memoria o bloquear el programa. La variable modargs puede ser liberada dos veces en una condición de fallo en los archivos src/modules/bluetooth/module-bluez5-device.c y src/modules/bluetooth/module-bluez5-device.c. Corregido en la versión 1:8.0-0ubuntu3.14
Ratchanan Srirattanamet discovered that an Ubuntu-specific patch caused PulseAudio to incorrectly handle memory under certain error conditions in the Bluez 5 module. An attacker could use this issue to cause PulseAudio to crash, resulting in a denial of service, or possibly execute arbitrary code.
*Credits:
Ratchanan Srirattanamet
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-07-14 CVE Reserved
- 2020-09-18 CVE Published
- 2024-09-17 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-415: Double Free
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://launchpad.net/bugs/1884738 | 2020-12-16 | |
| https://ubuntu.com/USN-4519-1 | 2020-12-16 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu1 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu1" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu2 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu2" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.1 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.1" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.2 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.2" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.3 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.3" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.4 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.4" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.5 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.5" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.6 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.6" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.7 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.7" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.8 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.8" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.9 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.9" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.10 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.10" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.11 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.11" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu3.12 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu3.12" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|
| Pulseaudio Project Search vendor "Pulseaudio Project" | Pulseaudio Search vendor "Pulseaudio Project" for product "Pulseaudio" | 1:8.0-0ubuntu4 Search vendor "Pulseaudio Project" for product "Pulseaudio" and version "1:8.0-0ubuntu4" | - |
Affected
| in | Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Safe
|