SB2025042931 - Ubuntu update for binutils

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Stack-based buffer overflow (CVE-ID: CVE-2025-0840)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the disassemble_bytes() function in binutils/objdump.c within the nm binary. A remote attacker can pass specially crafted input to the application, trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Buffer overflow (CVE-ID: CVE-2025-1153)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the bfd_set_format() function in format.c. A local user can trigger memory corruption and execute arbitrary code on the target system.

3) Heap-based buffer overflow (CVE-ID: CVE-2025-1176)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the _bfd_elf_gc_mark_rsec() function in bfd/elflink.c within the ld binary. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Remediation

Install update from vendor's website.

References

• https://ubuntu.com/security/notices/USN-7423-2