| Name | CVE-2016-5259 |
| Description | Use-after-free vulnerability in the CanonicalizeXPCOMParticipant function in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allows remote attackers to execute arbitrary code via a script that closes its own Service Worker within a nested sync event loop. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DLA-585-1, DSA-3640-1 |
| NVD severity | medium (attack range: remote) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| firefox (PTS) | sid | 68.0.2-3 | fixed |
| firefox-esr (PTS) | jessie | 52.8.1esr-1~deb8u1 | fixed |
| jessie (security) | 60.8.0esr-1~deb8u1 | fixed | |
| stretch | 60.6.1esr-1~deb9u1 | fixed | |
| stretch (security) | 60.8.0esr-1~deb9u1 | fixed | |
| buster | 60.7.2esr-1 | fixed | |
| buster (security) | 60.8.0esr-1~deb10u1 | fixed | |
| bullseye | 60.8.0esr-1 | fixed | |
| sid | 68.0.2esr-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| firefox | source | (unstable) | 48.0-1 | medium | ||
| firefox-esr | source | (unstable) | 45.3.0esr-1 | medium | ||
| firefox-esr | source | jessie | 45.3.0esr-1~deb8u1 | medium | DSA-3640-1 | |
| firefox-esr | source | wheezy | 45.3.0esr-1~deb7u1 | medium | DLA-585-1 |
https://www.mozilla.org/en-US/security/advisories/mfsa2016-73/