Description
A vulnerability was identified in radareorg radare2 up to 6.1.6. This vulnerability affects the function cmd_anal_opcode of the file libr/core/cmd_anal.inc.c of the component hexpairs Parser. Such manipulation leads to integer overflow. The attack needs to be performed locally. The exploit is publicly available and might be used. The name of the patch is 84e773986e7e5bb30453a9384f498ec0ccc9d0a9. A patch should be applied to remediate this issue.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| radareorg | radare2 | 6.1.0, 6.1.1, 6.1.2, 6.1.3, 6.1.4, 6.1.5, 6.1.6 | — |
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 Leap 16.0 | radare2 | 6.2.2-bp160.1.1 | openSUSE-SU-2026:21988-1 |
Advisories 1
- openSUSE-SU-2026:21988-1 Security update for radare2 SUSE / openSUSE Security Updates · Oct 1, 2026
References
- VDB-376347 | radareorg radare2 hexpairs cmd_anal.inc.c cmd_anal_opcode integer overflow vdb-entry technical-description
- VDB-376347 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-14758 | CVE Analysis and Report third-party-advisory
- Submit #850382 | radareorg radare2 6.1.6 Integer Overflow third-party-advisory
- https://github.com/radareorg/radare2/issues/26042 exploit issue-tracking
- https://github.com/radareorg/radare2/commit/84e773986e7e5bb30453a9384f498ec0ccc9d0a9 patch
- https://github.com/radareorg/radare2/ product