Description
Rizin is a UNIX-like reverse engineering framework and command-line toolset. Prior to 0.8.2, a heap overflow can be exploited when a malicious mach0 file, having bogus entries for the dyld chained segments, is parsed by rizin. This vulnerability is fixed in 0.8.2.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| rizinorg | rizin | < 0.8.2 | — |
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.
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | rizin | 0.8.2-1.1 | openSUSE-SU-2026:10141-1 |
Advisories 1
- openSUSE-SU-2026:10141-1 rizin-0.8.2-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
References
- https://github.com/rizinorg/rizin/security/advisories/GHSA-f3v7-xhmj-9cjj
- https://github.com/rizinorg/rizin/issues/5768
- https://github.com/rizinorg/rizin/pull/5770
- https://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989
- https://github.com/rizinorg/rizin/blob/6dd0dba9ff4dc706f549d0cdcd93856b49e59aa0/librz/bin/format/mach0/mach0_chained_fixups.c#L200
- https://github.com/rizinorg/rizin/releases/tag/v0.8.2