Emacs 21 allows user-assisted attackers to cause a denial of service (crash) via certain…
Priority LOW 38Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Emacs 21 allows user-assisted attackers to cause a denial of service (crash) via certain crafted images, as demonstrated via a GIF image in vm mode, related to image size calculation.
Why it matters now
EPSS 0.01962 80th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 20
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:debian:debian_linux:4.0:*:alpha:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:amd64:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:arm:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:hppa:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:ia-32:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:ia-64:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:m68k:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:mips:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:mipsel:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:powerpc:*:*:*:*:* | 4.0 | Vulnerable | Debian |
- cpe:2.3:o:debian:debian_linux:4.0:*:alpha:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:amd64:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:arm:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:hppa:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:ia-32:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:ia-64:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:m68k:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:mips:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:mipsel:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:powerpc:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
Show 10 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:debian:debian_linux:4.0:*:s-390:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:sparc:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:*:*:*:*:*:* | 2007 | Running on | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:x86_64:*:*:*:*:* | 2007 | Running on | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:x86_64:*:*:*:*:* | 2007.1 | Running on | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:*:*:*:*:*:* | 3.0 | Running on | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:x86_64:*:*:*:*:* | 3.0 | Running on | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:*:*:*:*:*:* | 4.0 | Running on | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:x86_64:*:*:*:*:* | 4.0 | Running on | Mandrakesoft |
| cpe:2.3:a:gnu:emacs:21:*:*:*:*:*:*:* | 21 | Vulnerable | GNU |
- cpe:2.3:o:debian:debian_linux:4.0:*:s-390:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:sparc:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:*:*:*:*:*:* Versions 2007 Running on ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:x86_64:*:*:*:*:* Versions 2007 Running on ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:x86_64:*:*:*:*:* Versions 2007.1 Running on ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:*:*:*:*:*:* Versions 3.0 Running on ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:x86_64:*:*:*:*:* Versions 3.0 Running on ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:*:*:*:*:*:* Versions 4.0 Running on ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:x86_64:*:*:*:*:* Versions 4.0 Running on ·Mandrakesoft
- cpe:2.3:a:gnu:emacs:21:*:*:*:*:*:*:* Versions 21 Vulnerable ·GNU
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-2833
- 2026-10-03 Alias added: GHSA-87rf-xcxq-w82r
References
Sources
- CVE-2007-2833 · CVE Program
- CVE-2007-2833 · NVD
- FIRST EPSS
- GHSA-87rf-xcxq-w82r · GitHub Advisory Database · CC BY 4.0
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