Description
radare2 v5.9.8 and before contains a memory leak in the function r2r_subprocess_init.
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 25.10 | radare2 | 5.9.8+dfsg-2ubuntu0.25.10.2 | USN-7915-1 |
| Ubuntu 16.04 LTS | radare2 | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 24.04 LTS | radare2 | 5.5.0+dfsg-1.1ubuntu3+esm1 | USN-7915-1 |
| Ubuntu Pro 20.04 LTS | radare2 | 4.2.1+dfsg-2ubuntu0.1~esm1 | USN-7915-1 |
| Ubuntu Pro 18.04 LTS | radare2 | 2.3.0+dfsg-2ubuntu0.1~esm1 | USN-7915-1 |
Advisories 1
- USN-7915-1 radare2 vulnerabilities Ubuntu Security Notices (USN) · Aug 31, 2026