A vulnerability was detected in GNU Binutils 2.45. This issue affects the function dump_dwarf_section of the file binutils/objdump.c. Performing manipulation results in out-of-bounds read. The attack is only possible with local access. The exploit is now public and may be used. The patch is named f87a66db645caf8cc0e6fc87b0c28c78a38af59b. It is suggested to install a patch to address this issue.

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-405dab5af2 advisory.

    - fix CVE-2025-11083: heap-based overflow
    - fix CVE-2025-11082: heap-based overflow
    - fix CVE-2025-11081: out-of-bounds read


Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-10cccbf560 advisory.

    - fix CVE-2025-11083: heap-based overflow
    - fix CVE-2025-11082: heap-based overflow
    - fix CVE-2025-11081: out-of-bounds read


Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.04 / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7919-1 advisory.

    It was discovered that GNU binutils' dump_dwarf_section function could be manipulated to perform an out-     of-bounds read. A local attacker could possibly use this issue to cause GNU binutils to crash, resulting     in a denial of service. This issue only affected Ubuntu 25.10. (CVE-2025-11081)

    It was discovered that GNU binutils incorrectly handled certain files. A local attacker could possibly use     this issue to cause a crash or execute arbitrary code. This issue only affected Ubuntu 14.04 LTS, Ubuntu     16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 25.10. (CVE-2025-11082)

    It was discovered that GNU binutils incorrectly handled certain inputs. A local attacker could possibly     use this issue to cause a crash or execute arbitrary code. This issue was only fixed in Ubuntu 25.10.
    (CVE-2025-11083)

    It was discovered that certain GNU binutils functions could be manipulated to perform out-of-bounds reads.
    A local attacker could possibly use this issue to cause GNU binutils to crash, resulting in a denial of     service. (CVE-2025-11412, CVE-2025-11413, CVE-2025-11414)

    It was discovered that GNU binutils' _bfd_x86_elf_late_size_sections function could be manipulated to     perform an out-of-bounds read. A local attacker could possibly use this issue to cause GNU binutils to     crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS,     Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, Ubuntu 25.04, and Ubuntu 25.10. (CVE-2025-11494)

    It was discovered that GNU binutils' elf_x86_64_relocate_section function could be manipulated to cause a     heap-based buffer overflow. A local attacker could possibly use this issue to cause GNU binutils to crash,     resulting in a denial of service. This issue was only fixed in Ubuntu 25.04 and Ubuntu 25.10.
    (CVE-2025-11495)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-005897ba3d advisory.

    Automatic update for avr-binutils-2.45-2.fc44.

    ##### **Changelog**

    ```
    * Thu Oct 16 2025 Michal Hlavinka <mhlavink@redhat.com> - 1:2.45-2
    - fix CVE-2025-11081: out-of-bounds read (rhbz#2400332)

    ```

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - A vulnerability was detected in GNU Binutils 2.45. This issue affects the function dump_dwarf_section of     the file binutils/objdump.c. Performing manipulation results in out-of-bounds read. The attack is only     possible with local access. The exploit is now public and may be used. The patch is named     f87a66db645caf8cc0e6fc87b0c28c78a38af59b. It is suggested to install a patch to address this issue.
    (CVE-2025-11081)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
300911	Fedora 42 : avr-binutils (2026-405dab5af2)	Nessus	Fedora Local Security Checks	medium
300874	Fedora 43 : avr-binutils (2026-10cccbf560)	Nessus	Fedora Local Security Checks	medium
278292	Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.04 / 25.10 : GNU binutils vulnerabilities (USN-7919-1)	Nessus	Ubuntu Local Security Checks	medium
270653	Fedora 44 : avr-binutils (2025-005897ba3d)	Nessus	Fedora Local Security Checks	medium
266089	Linux Distros Unpatched Vulnerability : CVE-2025-11081	Nessus	Misc.	medium

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