Description
Potential leak of left-over heap data if custom error page templates containing special non-standard variables are used. Tinyproxy commit 84f203f and earlier use uninitialized buffers in process_request() function.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | tinyproxy | 1.11.1-2 | — |
| Debian 13 | tinyproxy | 1.11.1-2 | — |
| Debian 12 | tinyproxy | 1.11.1-2 | — |
| Debian 11 | tinyproxy | 1.10.0-5+deb11u1 | DLA-3892-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | tinyproxy | 1.10.0-4ubuntu0.1 | USN-7140-1 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | tinyproxy | 1.11.0-1ubuntu0.1~esm1 | USN-7140-1 |
| Ubuntu Pro 18.04 LTS | tinyproxy | 1.8.4-5ubuntu0.1~esm2 | USN-7140-1 |
| Ubuntu Pro 16.04 LTS | tinyproxy | 1.8.3-3ubuntu16.04.1~esm2 | USN-7140-1 |
| Ubuntu Pro 14.04 LTS | tinyproxy | 1.8.3-3ubuntu14.04.1~esm2 | USN-7140-2 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 15 SP5 | tinyproxy | 1.11.2-bp155.3.3.1 | openSUSE-SU-2024:0119-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | tinyproxy | 1.11.1-2.1 | openSUSE-SU-2024:12351-1 |
| openSUSE Leap 15.5 | tinyproxy | 1.11.2-bp155.3.3.1 | openSUSE-SU-2024:0119-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | tinyproxy | 1.11.1-r2 | — |
| Alpine v3.23 | tinyproxy | 1.11.1-r2 | — |
| Alpine v3.22 | tinyproxy | 1.11.1-r2 | — |
| Alpine v3.21 | tinyproxy | 1.11.1-r2 | — |
| Alpine v3.20 | tinyproxy | 1.11.1-r2 | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | tinyproxy | 1.11.1-r2 | — |
| Alpine v3.18 | tinyproxy | 1.11.1-r2 | — |
| Alpine v3.17 | tinyproxy | 1.11.1-r2 | — |
| Alpine v3.16 | tinyproxy | 1.11.1-r2 | — |
Advisories 6
- USN-7140-1 tinyproxy vulnerability Ubuntu Security Notices (USN) · Jun 25, 2026
- USN-7140-2 tinyproxy vulnerability Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-3892-1 tinyproxy - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:12351-1 tinyproxy-1.11.1-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:0119-1 Security update for tinyproxy SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2024-0556 Sophos Unified Threat Management (UTM) Software: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 8, 2024