emacs: fast-lock-mode arbitrary lisp code execution
Published May 12, 2008
6.8
MEDIUMCVSS 2.0
EPSS 3.66%
Description
Emacs 21 and XEmacs automatically load and execute .flc (fast lock) files that are associated with other files that are edited within Emacs, which allows user-assisted attackers to execute arbitrary code.
Affected products
No data.
No data.
Red Hat Enterprise Linux 4
emacs
Will not fix
Red Hat Enterprise Linux 4
xemacs
Will not fix
Red Hat Enterprise Linux 5
emacs
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | emacs | Will not fix | n/a |
| Red Hat Enterprise Linux 4 | xemacs | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | emacs | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.66% (0.03662) | 89.28th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.66% (0.03662) | 88.16th | v5 (v2026.06.15) |
| Apr 12, 2026 | 2.99% (0.02987) | 86.54th | v4 (v2025.03.14) |
| Jul 31, 2025 | 4.36% (0.04364) | 88.51th | v4 (v2025.03.14) |
| Jul 12, 2025 | 2.42% (0.02424) | 84.46th | v4 (v2025.03.14) |
| Mar 30, 2025 | 3.83% (0.03826) | 87.06th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.58% (0.05584) | 83.44th | v4 (v2025.03.14) |
| Mar 19, 2025 | 3.83% (0.03826) | 86.77th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.26% (0.02261) | 83.45th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.38% (0.00380) | 73.81th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.38% (0.00380) | 72.22th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.38% (0.00380) | 68.71th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.77% (0.02768) | 82.99th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.77% (0.02768) | 81.30th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.77% (0.02768) | 63.79th | v2 (v2022.01.01) |
References (28)
- http://lists.gnu.org/archive/html/emacs-devel/2008-05/msg00645.html mailing-listx_refsource_MLIST
- http://lists.opensuse.org/opensuse-security-announce/2008-06/msg00001.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/30199 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/30216 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/30303 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/30581 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/30827 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/34004 third-party-advisoryx_refsource_SECUNIA
- http://security.gentoo.org/glsa/glsa-200902-06.xml vendor-advisoryx_refsource_GENTOO
- http://thread.gmane.org/gmane.emacs.devel/96903 x_refsource_MISCExploit
- http://tracker.xemacs.org/XEmacs/its/issue378 x_refsource_MISC
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0177 x_refsource_CONFIRM
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:153 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:154 vendor-advisoryx_refsource_MANDRIVA
- http://www.securityfocus.com/archive/1/492657/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/29176 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1020019 vdb-entryx_refsource_SECTRACK
- http://www.vupen.com/english/advisories/2008/1539/references vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2008/1540/references vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2008-2142 Vendor Advisory
- https://bugs.gentoo.org/show_bug.cgi?id=221197 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=446069 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/42362 vdb-entryx_refsource_XF
- https://issues.rpath.com/browse/RPL-2529 x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2008-2142
- https://www.cve.org/CVERecord?id=CVE-2008-2142
- https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00736.html vendor-advisoryx_refsource_FEDORA
- https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00782.html vendor-advisoryx_refsource_FEDORA
Change history (0)
No recorded changes yet.