Description
read_formatted_entries in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, allows remote attackers to cause a denial of service (infinite loop) via a crafted ELF file.
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 | binutils | 2.29.90.20180122-1 | — |
| Debian 13 | binutils | 2.29.90.20180122-1 | — |
| Debian 12 | binutils | 2.29.90.20180122-1 | — |
References
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=33e0a9a056bd23e923b929a4f2ab049ade0b1c32
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=30d0157a2ad64e64e5ff9fcc0dbe78a3e682f573
- GLSA-201811-17 vendor-advisory
- https://sourceware.org/bugzilla/show_bug.cgi?id=22210
- 101203 vdb-entry