CVE-2023-6861: Buffer Overflow
First published: Tue Dec 19 2023(Updated: )
Last updated 24 July 2024
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/firefox | <115.6 | 115.6 |
| redhat/thunderbird | <115.6 | 115.6 |
| debian/firefox | 135.0.1-1 | |
| debian/firefox-esr | 115.14.0esr-1~deb11u1 128.7.0esr-1~deb11u1 128.5.0esr-1~deb12u1 128.7.0esr-1~deb12u1 128.7.0esr-1 | |
| debian/thunderbird | 1:115.12.0-1~deb11u1 1:128.7.0esr-1~deb11u1 1:128.5.0esr-1~deb12u1 1:128.7.0esr-1~deb12u1 1:128.7.0esr-1 | |
| Thunderbird | <115.6 | 115.6 |
| Firefox | <121.0 | |
| Firefox ESR | <115.6 | |
| Thunderbird | <115.6 | |
| Debian | =10.0 | |
| Debian | =11.0 | |
| Debian | =12.0 | |
| Firefox | <121 | 121 |
| Firefox ESR | <115.6 | 115.6 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1864118
- https://www.mozilla.org/security/advisories/mfsa2023-54/
- https://www.mozilla.org/security/advisories/mfsa2023-55/
- https://www.mozilla.org/security/advisories/mfsa2023-56/
- https://www.debian.org/security/2023/dsa-5581
- https://www.debian.org/security/2023/dsa-5582
- https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html
- https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html
- https://security.gentoo.org/glsa/202401-10
- https://launchpad.net/bugs/cve/CVE-2023-6861
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-54/
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-55/
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-54/#CVE-2023-6861
- https://access.redhat.com/errata/RHSA-2024:0001
- https://access.redhat.com/errata/RHSA-2024:0002
- https://access.redhat.com/errata/RHSA-2024:0004
- https://access.redhat.com/errata/RHSA-2024:0005
- https://access.redhat.com/errata/RHSA-2024:0012
- https://access.redhat.com/errata/RHSA-2024:0011
- https://access.redhat.com/errata/RHSA-2024:0019
- https://access.redhat.com/errata/RHSA-2024:0025
- https://access.redhat.com/errata/RHSA-2024:0021
- https://access.redhat.com/errata/RHSA-2024:0024
- https://access.redhat.com/errata/RHSA-2024:0022
- https://access.redhat.com/errata/RHSA-2024:0003
- https://access.redhat.com/errata/RHSA-2024:0023
- https://access.redhat.com/errata/RHSA-2024:0026
- https://access.redhat.com/errata/RHSA-2024:0028
- https://access.redhat.com/errata/RHSA-2024:0030
- https://access.redhat.com/errata/RHSA-2024:0029
- https://access.redhat.com/errata/RHSA-2024:0027
- https://bugzilla.redhat.com/show_bug.cgi?id=2255367
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-56/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6861
- https://nvd.nist.gov/vuln/detail/CVE-2023-6861
- https://security-tracker.debian.org/tracker/CVE-2023-6861
- https://ubuntu.com/security/CVE-2023-6861
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-56/#CVE-2023-6861
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-55/#CVE-2023-6861
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2023-6861?
The severity of CVE-2023-6861 is high due to its potential for heap buffer overflow vulnerabilities.
How do I fix CVE-2023-6861?
To fix CVE-2023-6861, update your affected software to the latest version that addresses this vulnerability.
Which software versions are affected by CVE-2023-6861?
CVE-2023-6861 affects Mozilla Firefox ESR versions up to and including 115.6 and Thunderbird versions up to and including 115.6.
What kind of vulnerability is CVE-2023-6861?
CVE-2023-6861 is classified as a heap buffer overflow vulnerability in the nsWindow::PickerOpen method.
Is there a patch available for CVE-2023-6861?
Yes, a patch for CVE-2023-6861 is included in the latest updates for the affected software products.
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