Debian Security Advisory

DLA-2802-1 elfutils -- LTS security update

Date Reported:
31 Oct 2021
Affected Packages:
elfutils
Vulnerable:
Yes
Security database references:
In the Debian bugtracking system: Bug 907562, Bug 911083, Bug 911413, Bug 911414, Bug 920909, Bug 921880.
In Mitre's CVE dictionary: CVE-2018-16062, CVE-2018-16402, CVE-2018-18310, CVE-2018-18520, CVE-2018-18521, CVE-2019-7150, CVE-2019-7665.
More information:

Several vulnerabilities were fixed in elfutils, a collection of utilities and libraries to handle ELF objects.

  • CVE-2018-16062

    dwarf_getaranges in dwarf_getaranges.c in libdw allowed a denial of service (heap-based buffer over-read) via a crafted file.

  • CVE-2018-16402

    libelf/elf_end.c in allowed to cause a denial of service (double free and application crash) because it tried to decompress twice.

  • CVE-2018-18310

    An invalid memory address dereference libdwfl allowed a denial of service (application crash) via a crafted file.

  • CVE-2018-18520

    A use-after-free in recursive ELF ar files allowed a denial of service (application crash) via a crafted file.

  • CVE-2018-18521

    A divide-by-zero in arlib_add_symbols() allowed a denial of service (application crash) via a crafted file.

  • CVE-2019-7150

    A segmentation fault could occur due to dwfl_segment_report_module() not checking whether the dyn data read from a core file is truncated.

  • CVE-2019-7665

    NT_PLATFORM core notes contain a zero terminated string allowed a denial of service (application crash) via a crafted file.

For Debian 9 stretch, these problems have been fixed in version 0.168-1+deb9u1.

We recommend that you upgrade your elfutils packages.

For the detailed security status of elfutils please refer to its security tracker page at: https://security-tracker.debian.org/tracker/elfutils

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS