CVE-2020-10378
Publication date 25 June 2020
Last updated 18 August 2025
Ubuntu priority
Cvss 3 Severity Score
Description
In libImaging/PcxDecode.c in Pillow before 7.1.0, an out-of-bounds read can occur when reading PCX files where state->shuffle is instructed to read beyond state->buffer.
Status
| Package | Ubuntu Release | Status | 
|---|---|---|
| pillow | 25.10 questing | 
                                Not affected 
                                
                               | 
| 25.04 plucky | 
                                Not affected 
                                
                               | |
| 24.04 LTS noble | 
                                Not affected 
                                
                               | |
| 22.04 LTS jammy | 
                                Not affected 
                                
                               | |
| 20.04 LTS focal | 
                                Fixed 7.0.0-4ubuntu0.1 
                                
                               | |
| 18.04 LTS bionic | 
                                Fixed 5.1.0-1ubuntu0.3 
                                
                               | |
| 16.04 LTS xenial | 
                                Fixed 3.1.2-0ubuntu1.4 
                                
                               | |
| 14.04 LTS trusty | 
                                Not affected 
                                
                               | |
| pillow-python2 | 25.10 questing | Not in release | 
| 25.04 plucky | Not in release | |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 20.04 LTS focal | 
                                Needs evaluation 
                                
                               | |
| 18.04 LTS bionic | Not in release | |
| 16.04 LTS xenial | Not in release | |
| 14.04 LTS trusty | Not in release | |
| python-imaging | 25.10 questing | Not in release | 
| 25.04 plucky | Not in release | |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 20.04 LTS focal | Not in release | |
| 18.04 LTS bionic | Not in release | |
| 16.04 LTS xenial | Not in release | |
| 14.04 LTS trusty | Not in release | 
Patch details
| Package | Patch details | 
|---|---|
| pillow | 
Severity score breakdown
| Parameter | Value | 
|---|---|
| Base score |  | 
| Attack vector | Local | 
| Attack complexity | Low | 
| Privileges required | None | 
| User interaction | Required | 
| Scope | Unchanged | 
| Confidentiality | High | 
| Integrity impact | None | 
| Availability impact | None | 
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N | 
References
Related Ubuntu Security Notices (USN)
- USN-4430-1
- Pillow vulnerabilities
- 22 July 2020
- USN-4430-2
- Pillow vulnerabilities
- 23 July 2020