| Name | CVE-2017-5386 |
| Description | WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-800-1, DSA-3771-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| firefox (PTS) | sid | 133.0.3-1 | fixed |
| firefox-esr (PTS) | bullseye | 115.14.0esr-1~deb11u1 | fixed |
| bullseye (security) | 128.5.0esr-1~deb11u1 | fixed | |
| bookworm | 128.3.1esr-1~deb12u1 | fixed | |
| bookworm (security) | 128.5.0esr-1~deb12u1 | fixed | |
| trixie | 128.5.0esr-1 | fixed | |
| sid | 128.5.1esr-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) | 51.0-1 | |||
| firefox-esr | source | wheezy | 45.7.0esr-1~deb7u1 | DLA-800-1 | ||
| firefox-esr | source | jessie | 45.7.0esr-1~deb8u1 | DSA-3771-1 | ||
| firefox-esr | source | (unstable) | 45.7.0esr-1 |
https://www.mozilla.org/en-US/security/advisories/mfsa2017-01/#CVE-2017-5386
https://www.mozilla.org/en-US/security/advisories/mfsa2017-02/#CVE-2017-5386