The dwarf_get_aranges_list function in libdwarf before 20160923 allows remote attackers to cause a denial of service (infinite loop and crash) via a crafted DWARF section.
Weakness
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Libdwarf | Libdwarf_project | 1999-12-14 (including) | 2016-09-23 (excluding) |
| Dwarfutils | Ubuntu | esm-apps/xenial | * |
| Dwarfutils | Ubuntu | precise | * |
| Dwarfutils | Ubuntu | trusty | * |
| Dwarfutils | Ubuntu | upstream | * |
| Dwarfutils | Ubuntu | wily | * |
| Dwarfutils | Ubuntu | xenial | * |
References
- http://www.openwall.com/lists/oss-security/2016/05/24/1
- http://www.openwall.com/lists/oss-security/2016/05/25/1
- https://bugzilla.redhat.com/show_bug.cgi?id=1332145
- https://www.prevanders.net/dwarfbug.html
- http://www.openwall.com/lists/oss-security/2016/05/24/1
- http://www.openwall.com/lists/oss-security/2016/05/25/1
- https://bugzilla.redhat.com/show_bug.cgi?id=1332145
- https://www.prevanders.net/dwarfbug.html