Description
dwarf_macro5.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (NULL pointer dereference) via a debugging information entry using DWARF5 and without a DW_AT_name.
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | dwarfutils | 20160507-1 | — |
| Debian 13 | dwarfutils | 20160507-1 | — |
| Debian 12 | dwarfutils | 20160507-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | dwarfutils | No fix yet | — |