Name | CVE-2019-9792 |
Description | The IonMonkey just-in-time (JIT) compiler can leak an internal JS_OPTIMIZED_OUT magic value to the running script during a bailout. This magic value can then be used by JavaScript to achieve memory corruption, which results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66. |
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-1722-1, DLA-1743-1, DSA-4411-1, DSA-4420-1 |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
firefox (PTS) | sid | 131.0-1 | fixed |
firefox-esr (PTS) | bullseye | 115.14.0esr-1~deb11u1 | fixed |
bullseye (security) | 128.3.0esr-1~deb11u2 | fixed | |
bookworm | 115.14.0esr-1~deb12u1 | fixed | |
bookworm (security) | 128.3.0esr-1~deb12u1 | fixed | |
trixie | 115.15.0esr-1 | fixed | |
sid | 128.3.0esr-2 | fixed | |
thunderbird (PTS) | bullseye | 1:115.12.0-1~deb11u1 | fixed |
bullseye (security) | 1:115.15.0-1~deb11u1 | fixed | |
bookworm | 1:115.12.0-1~deb12u1 | fixed | |
bookworm (security) | 1:115.15.0-1~deb12u1 | fixed | |
trixie | 1:128.2.0esr-1 | fixed | |
sid | 1:128.3.0esr-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) | 66.0-1 | |||
firefox-esr | source | jessie | 60.6.0esr-1~deb8u1 | DLA-1722-1 | ||
firefox-esr | source | stretch | 60.6.0esr-1~deb9u1 | DSA-4411-1 | ||
firefox-esr | source | (unstable) | 60.6.0esr-1 | |||
thunderbird | source | jessie | 1:60.6.1-1~deb8u1 | DLA-1743-1 | ||
thunderbird | source | stretch | 1:60.6.1-1~deb9u1 | DSA-4420-1 | ||
thunderbird | source | (unstable) | 1:60.6.1-1 |
https://www.mozilla.org/en-US/security/advisories/mfsa2019-08/#CVE-2019-9792
https://www.mozilla.org/en-US/security/advisories/mfsa2019-07/#CVE-2019-9792
https://www.mozilla.org/en-US/security/advisories/mfsa2019-11/#CVE-2019-9792