CVE-2018-5148: Use After Free
First published: Mon Mar 26 2018(Updated: )
A use-after-free vulnerability can occur in the compositor during certain graphics operations when a raw pointer is used instead of a reference counted one. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 52.7.3 and Firefox < 59.0.2.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/firefox | <59.0.2 | 59.0.2 |
| redhat/firefox | <52.7.3 | 52.7.3 |
| ubuntu/firefox | <59.0.2+ | 59.0.2+ |
| ubuntu/firefox | <59.0.2+ | 59.0.2+ |
| ubuntu/firefox | <59.0.2+ | 59.0.2+ |
| ubuntu/firefox | <59.0.2 | 59.0.2 |
| ubuntu/firefox | <59.0.2+ | 59.0.2+ |
| ubuntu/firefox-esr | <52.7.3 | 52.7.3 |
| debian/firefox | 128.0.3-2 | |
| debian/firefox-esr | 115.12.0esr-1~deb11u1 115.13.0esr-1~deb11u1 115.12.0esr-1~deb12u1 115.13.0esr-1~deb12u1 115.13.0esr-2 | |
| Firefox | <59.0.2 | 59.0.2 |
| Firefox ESR | <52.7.3 | 52.7.3 |
| Debian Linux | =7.0 | |
| Debian Linux | =8.0 | |
| Debian Linux | =9.0 | |
| Red Hat Enterprise Linux Desktop | =6.0 | |
| Red Hat Enterprise Linux Desktop | =7.0 | |
| Red Hat Enterprise Linux Server | =6.0 | |
| Red Hat Enterprise Linux Server | =7.0 | |
| Red Hat Enterprise Linux Server | =7.5 | |
| Red Hat Enterprise Linux Workstation | =6.0 | |
| Red Hat Enterprise Linux Workstation | =7.0 | |
| Firefox | <59.0.2 | |
| Firefox ESR | <52.7.3 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =17.10 |
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Reference Links
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-10/
- https://security-tracker.debian.org/tracker/CVE-2018-5148
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1560930
- https://access.redhat.com/support/policy/updates/errata/
- https://access.redhat.com/errata/RHSA-2018:1099
- https://access.redhat.com/errata/RHSA-2018:1098
- https://bugzilla.redhat.com/show_bug.cgi?id=1560928
- https://bugzilla.mozilla.org/show_bug.cgi?id=1440717
- http://www.securityfocus.com/bid/103506
- http://www.securitytracker.com/id/1040574
- https://lists.debian.org/debian-lts-announce/2018/03/msg00023.html
- https://usn.ubuntu.com/3609-1/
- https://www.debian.org/security/2018/dsa-4153
- https://www.mozilla.org/security/advisories/mfsa2018-10/
- https://ubuntu.com/security/notices/USN-3609-1
- https://www.cve.org/CVERecord?id=CVE-2018-5148
- https://nvd.nist.gov/vuln/detail/CVE-2018-5148
- https://launchpad.net/bugs/cve/CVE-2018-5148
- https://ubuntu.com/security/CVE-2018-5148
Frequently Asked Questions
What is the severity of CVE-2018-5148?
CVE-2018-5148 is classified as a high severity vulnerability due to its potential to cause an exploitable crash in affected versions of Firefox.
How do I fix CVE-2018-5148?
To fix CVE-2018-5148, update Firefox to version 59.0.2 or later, or Firefox ESR to version 52.7.3 or later.
Which versions of Firefox are affected by CVE-2018-5148?
CVE-2018-5148 affects Firefox versions prior to 59.0.2 and Firefox ESR versions prior to 52.7.3.
Is there a workaround for CVE-2018-5148?
There are no known workarounds for CVE-2018-5148 other than updating to a patched version.
What type of vulnerability is CVE-2018-5148?
CVE-2018-5148 is a use-after-free vulnerability that occurs during graphic operations in the compositor.
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