| Name | CVE-2020-35448 |
| Description | An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35.1. A heap-based buffer over-read can occur in bfd_getl_signed_32 in libbfd.c because sh_entsize is not validated in _bfd_elf_slurp_secondary_reloc_section in elf.c. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| binutils (PTS) | jessie, jessie (lts) | 2.25-5+deb8u2 | vulnerable |
| stretch (lts), stretch | 2.28-5+deb9u1 | vulnerable |
| buster, buster (lts) | 2.31.1-16+deb10u1 | vulnerable |
| bullseye | 2.35.2-2 | vulnerable |
| bookworm | 2.40-2 | fixed |
| trixie | 2.43.50.20241215-1 | fixed |
| sid | 2.43.50.20241221-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| binutils | source | (unstable) | 2.37-3 | unimportant | | |
Notes
https://sourceware.org/bugzilla/show_bug.cgi?id=26574
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8642dafaef21aa6747cec01df1977e9c52eb4679
binutils not covered by security support