| Name | CVE-2014-8147 |
| Description | The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 uses an integer data type that is inconsistent with a header file, which allows remote attackers to cause a denial of service (incorrect malloc followed by invalid free) or possibly execute arbitrary code via crafted text. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-3323-1 |
| Debian Bugs | 784773 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| chromium-browser (PTS) | jessie, jessie (lts) | 57.0.2987.98-1~deb8u1 | fixed |
| stretch (security), stretch (lts), stretch | 71.0.3578.80-1~deb9u1 | fixed |
| icu (PTS) | jessie, jessie (lts) | 52.1-8+deb8u9 | fixed |
| stretch (security), stretch (lts), stretch | 57.1-6+deb9u5 | fixed |
| buster | 63.1-6+deb10u3 | fixed |
| buster (security), buster (lts) | 63.1-6+deb10u2 | fixed |
| bullseye | 67.1-7 | fixed |
| bookworm | 72.1-3 | fixed |
| sid, trixie | 72.1-5 | fixed |
The information below is based on the following data on fixed versions.
Notes
[wheezy] - icu <not-affected> (Vulnerable code not present)
[squeeze] - icu <not-affected> (Vulnerable code not present)
[wheezy] - chromium-browser <not-affected> (Vulnerable code not present)
[squeeze] - chromium-browser <end-of-life> (Not supported in Squeeze LTS)
Patch: http://bugs.icu-project.org/trac/changeset/37080