Description
In radare2 through 5.3.0 there is a double free vulnerability in the pyc parse via a crafted file which can lead to DoS.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | radare2 | radare2 versions before and including 5.3.0 | — |
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 26.10 | radare2 | No fix yet | — |
| Ubuntu 26.04 LTS | radare2 | No fix yet | — |
| Ubuntu 25.10 | radare2 | No fix yet | — |
| 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 | No fix yet | — |
| Ubuntu Pro 20.04 LTS | radare2 | No fix yet | — |
| Ubuntu Pro 18.04 LTS | radare2 | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | radare2 | 5.3.1-2.2 | openSUSE-SU-2024:11295-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | radare2 | 5.3.1-r0 | — |
| Alpine v3.23 | radare2 | 5.3.1-r0 | — |
| Alpine v3.22 | radare2 | 5.3.1-r0 | — |
| Alpine v3.21 | radare2 | 5.3.1-r0 | — |
| Alpine v3.20 | radare2 | 5.3.1-r0 | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | radare2 | 5.3.1-r0 | — |
| Alpine v3.18 | radare2 | 5.3.1-r0 | — |
Advisories 1
- openSUSE-SU-2024:11295-1 radare2-5.3.1-2.2 on GA media SUSE / openSUSE Security Updates · May 7, 2025
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1959939
- https://github.com/radareorg/radare2/issues/18679
- FEDORA-2021-ca59eb65a9 vendor-advisory
- FEDORA-2021-834f900f53 vendor-advisory
- https://github.com/radareorg/radare2/issues/18667
- https://github.com/radareorg/radare2/commit/a07dedb804a82bc01c07072861942dd80c6b6d62
- https://github.com/radareorg/radare2/issues/18666
- https://github.com/radareorg/radare2/commit/5e16e2d1c9fe245e4c17005d779fde91ec0b9c05