Packages
- elfutils - collection of utilities to handle ELF objects
Details
It was discovered that elfutils incorrectly handled certain malformed
files. If a user or automated system were tricked into processing a
specially crafted file, elfutils could be made to crash or consume
resources, resulting in a denial of service. This issue only affected
Ubuntu 14.04 LTS. (CVE-2018-16062, CVE-2018-16403, CVE-2018-18310,
CVE-2018-18520, CVE-2018-18521, CVE-2019-7149, CVE-2019-7150,
CVE-2019-7665)
It was discovered that elfutils incorrectly handled bounds checks in
certain functions when processing malformed files. If a user or automated
system were tricked into processing a specially crafted file, elfutils
could be...
It was discovered that elfutils incorrectly handled certain malformed
files. If a user or automated system were tricked into processing a
specially crafted file, elfutils could be made to crash or consume
resources, resulting in a denial of service. This issue only affected
Ubuntu 14.04 LTS. (CVE-2018-16062, CVE-2018-16403, CVE-2018-18310,
CVE-2018-18520, CVE-2018-18521, CVE-2019-7149, CVE-2019-7150,
CVE-2019-7665)
It was discovered that elfutils incorrectly handled bounds checks in
certain functions when processing malformed files. If a user or automated
system were tricked into processing a specially crafted file, elfutils
could be made to crash or consume resources, resulting in a denial of
service. (CVE-2020-21047, CVE-2021-33294)
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 20.04 focal | elfutils – 0.176-1.1ubuntu0.1 | ||
| libasm1 – 0.176-1.1ubuntu0.1 | |||
| libdw1 – 0.176-1.1ubuntu0.1 | |||
| libelf1 – 0.176-1.1ubuntu0.1 | |||
| 18.04 bionic | elfutils – 0.170-0.4ubuntu0.1+esm1 | ||
| libasm1 – 0.170-0.4ubuntu0.1+esm1 | |||
| libdw1 – 0.170-0.4ubuntu0.1+esm1 | |||
| libelf1 – 0.170-0.4ubuntu0.1+esm1 | |||
| 16.04 xenial | elfutils – 0.165-3ubuntu1.2+esm1 | ||
| libasm1 – 0.165-3ubuntu1.2+esm1 | |||
| libdw1 – 0.165-3ubuntu1.2+esm1 | |||
| libelf1 – 0.165-3ubuntu1.2+esm1 | |||
| 14.04 trusty | elfutils – 0.158-0ubuntu5.3+esm1 | ||
| libasm1 – 0.158-0ubuntu5.3+esm1 | |||
| libdw1 – 0.158-0ubuntu5.3+esm1 | |||
| libelf1 – 0.158-0ubuntu5.3+esm1 | |||
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