CVE-2014-10077 i18n Vulnerable to Denial of Service Attack

What is CVE-2014-10077?

CVE-2014-10077 is a high-severity denial of service vulnerability in Debian Debian Linux, published on 6 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Hash#slice in lib/i18n/core_ext/hash.rb in the i18n gem before 0.8.0 for Ruby allows remote attackers to cause a denial of service (application crash) via a call in a situation where :some_key is present in keep_keys but not present in the hash.

Weakness: CWE-20

Which versions are affected by CVE-2014-10077?

2 open source packages ship an affected version, including i18n. It affects 2 products.

Products include Debian Debian Linux, I18n Project I18n.

How do I fix CVE-2014-10077?

Upgrade i18n to 0.8.0 or later.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2014-10077 being exploited?

There is no known exploitation of CVE-2014-10077 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2014-10077, DLA-1584-1, GHSA-34hf-g744-jw64, MGASA-2018-0491, UBUNTU-CVE-2014-10077.