Threats affecting pkg:deb/debian/binutils

CVE-2026-90829 is a medium severity vulnerability in GNU Binutils 2.47 involving a NULL pointer dereference in the bfd_elf_set_group_contents function within the SHT_GROUP section handler. The issue requires local access to exploit and could cause a denial of service or crash. Public exploit code is available, but no vendor response or patch has been issued yet.

Binutils objdump contains a denial-of-service vulnerability when processing a crafted binary with malformed DWARF debug information. A logic error in the handling of DWARF compilation units can result in an invalid offset_size value being used inside byte_get_little_endian, leading to an abort (SIGABRT). The issue was observed in binutils 2.44. A local attacker can trigger the crash by supplying a malicious input file.

A vulnerability classified as problematic was found in GNU Binutils 2.45. Affected by this vulnerability is the function copy_section of the file binutils/objcopy.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The patch is named 08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944. It is recommended to apply a patch to fix this issue.