CVE-2020-35448 - log back

CVE-2020-35448 edited at 04 Feb 2021 09:10:43
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.
+ 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. The issue is fixed in binutils 2.36.
CVE-2020-35448 edited at 27 Dec 2020 12:13:14
Severity
- Unknown
+ Low
Remote
- Unknown
+ Local
Type
- Unknown
+ Information disclosure
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.
References
+ https://sourceware.org/bugzilla/show_bug.cgi?id=26574
+ https://sourceware.org/bugzilla/attachment.cgi?id=12815
+ https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff;h=8642dafaef21aa6747cec01df1977e9c52eb4679
Notes
CVE-2020-35448 created at 27 Dec 2020 12:09:15