Description
radare2 4.5.0 misparses signature information in PE files, causing a segmentation fault in r_x509_parse_algorithmidentifier in libr/util/x509.c. This is due to a malformed object identifier in IMAGE_DIRECTORY_ENTRY_SECURITY.
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 | — |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | radare2 | 4.5.1-r0 | — |
| Alpine v3.23 | radare2 | 4.5.1-r0 | — |
| Alpine v3.22 | radare2 | 4.5.1-r0 | — |
| Alpine v3.21 | radare2 | 4.5.1-r0 | — |
| Alpine v3.20 | radare2 | 4.5.1-r0 | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | radare2 | 4.5.1-r0 | — |
| Alpine v3.18 | radare2 | 4.5.1-r0 | — |
References
- https://github.com/radareorg/radare2/issues/17431
- FEDORA-2021-e3c95619c1 vendor-advisory
- FEDORA-2021-f3ebd7554c vendor-advisory