SB2023121220 - Ubuntu update for binutils
Published: December 12, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Heap-based buffer overflow (CVE-ID: CVE-2022-38533)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error within the bfd_getl32() function. A remote attacker can trick the victim to process a specially crafted file, trigger a heap-based buffer overflow and crash the application.
2) NULL pointer dereference (CVE-ID: CVE-2022-4285)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error when parsing an ELF file containing corrupt symbol version information. A remote attacker can pass a specially crafted file to the application and perform a denial of service (DoS) attack.
3) Buffer overflow (CVE-ID: CVE-2020-19726)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in libbfd.c when handling the auxiliary symbol data. A remote attacker can trick the victim to pass specially crafted data to the application and perform a denial of service (DoS) attack.
4) Out-of-bounds write (CVE-ID: CVE-2021-46174)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error within the bfd_getl32() function in objdump. A remote attacker can trick the victim to pass specially crfated input to the application, trigger an out-of-bounds write error and perform a denial of service attack.
5) Reachable Assertion (CVE-ID: CVE-2022-35205)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a reachable assertion within the display_debug_names() function. A remote attacker can trick the victim to pass specially crafted input to the application and crash it.
Remediation
Install update from vendor's website.