Description
Heap-based Buffer Overflow in GitHub repository radareorg/radare2 prior to 5.6.8. The bug causes the program reads data past the end of the intented buffer. Typically, this can allow attackers to read sensitive information from other memory locations or cause a crash.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| radareorg | radareorg/radare2 | unspecified – < 5.6.8 | 5.6.8 |
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 16.04 LTS | radare2 | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | radare2 | 5.7.0-1.1 | openSUSE-SU-2024:12173-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | radare2 | 5.6.8-r0 | — |
| Alpine v3.23 | radare2 | 5.6.8-r0 | — |
| Alpine v3.22 | radare2 | 5.6.8-r0 | — |
| Alpine v3.21 | radare2 | 5.6.8-r0 | — |
| Alpine v3.20 | radare2 | 5.6.8-r0 | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | radare2 | 5.6.8-r0 | — |
| Alpine v3.18 | radare2 | 5.6.8-r0 | — |
Advisories 1
- openSUSE-SU-2024:12173-1 radare2-5.7.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026