CVE-2025-31178
Gnuplot: gnuplot segmentation fault on getannotatestring
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Gnuplot: gnuplot segmentation fault on getannotatestring
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
- Record
CVE-2025-31178- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-05
EUVDEUVD-2025-8438
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
- Record
EUVD-2025-8438- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-05
GitHub AdvisoriesGHSA-xqc2-xvq9-7x34
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault...
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
- Record
GHSA-xqc2-xvq9-7x34- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
NVD
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
- Record
CVE-2025-31178- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-05
OSVAZL-110391
CVE-2025-31178 affecting package gnuplot 5.4.8-1
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
- Record
AZL-110391- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSV
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
- Record
CVE-2025-31178- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Show 8 moreShow less
OSVDEBIAN-CVE-2025-31178
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
- Record
DEBIAN-CVE-2025-31178- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVJLSEC-2026-356
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
- Record
JLSEC-2026-356- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2025-31178
A flaw was found in gnuplot. The GetAnnotateString() function may lead to a segmentation fault and cause a system crash.
- Record
UBUNTU-CVE-2025-31178- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVopenSUSE-SU-2025:15134-1 No score
gnuplot-6.0.2-3.1 on GA media
These are all security issues fixed in the gnuplot-6.0.2-3.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2025:15134-1- Updated
- 2026-11-02
OSVSUSE-SU-2025:01805-1 No score
Security update for gnuplot
This update for gnuplot fixes the following issues:
- CVE-2025-31178: unvalidated user input leads to segmentation fault on GetAnnotateString (bsc#1240327).
- CVE-2025-31179: improper verification of time values leads to segmentation fault on xstrftime (bsc#1240328).
- CVE-2025-31181: double fclose() call leads to segmentation fault on X11_graphics (bsc#1240330).
- CVE-2025-3359: out-of-bounds read when parsing font names may lead to a segmentation fault (bsc#1241684).
- Record
SUSE-SU-2025:01805-1- Updated
- 2026-11-02
OSVSUSE-SU-2025:01811-1 No score
Security update for gnuplot
This update for gnuplot fixes the following issues:
- CVE-2025-31176: invalid read leads to segmentation fault on plot3d_points (bsc#1240325).
- CVE-2025-31177: improper bounds check leads to heap-buffer overflow on utf8_copy_one (bsc#1240326).
- CVE-2025-31178: unvalidated user input leads to segmentation fault on GetAnnotateString (bsc#1240327).
- CVE-2025-31179: improper verification of time values leads to segmentation fault on xstrftime (bsc#1240328).
- CVE-2025-31180: unchecked invalid pointer access leads to segmentation fault on CANVAS_text (bsc#1240329).
- CVE-2025-31181: double fclose() call leads to segmentation fault on X11_graphics (bsc#1240330).
- CVE-2025-3359: out-of-bounds read when parsing font names may lead to a segmentation fault (bsc#1241684).
- Record
SUSE-SU-2025:01811-1- Updated
- 2026-11-02
OSVSUSE-SU-2025:01811-2 No score
Security update for gnuplot
This update for gnuplot fixes the following issues:
- CVE-2025-31176: invalid read leads to segmentation fault on plot3d_points (bsc#1240325).
- CVE-2025-31177: improper bounds check leads to heap-buffer overflow on utf8_copy_one (bsc#1240326).
- CVE-2025-31178: unvalidated user input leads to segmentation fault on GetAnnotateString (bsc#1240327).
- CVE-2025-31179: improper verification of time values leads to segmentation fault on xstrftime (bsc#1240328).
- CVE-2025-31180: unchecked invalid pointer access leads to segmentation fault on CANVAS_text (bsc#1240329).
- CVE-2025-31181: double fclose() call leads to segmentation fault on X11_graphics (bsc#1240330).
- CVE-2025-3359: out-of-bounds read when parsing font names may lead to a segmentation fault (bsc#1241684).
- Record
SUSE-SU-2025:01811-2- Updated
- 2026-11-02
OSVUSN-7773-1 No score
gnuplot vulnerabilities
ChenYiFan Liu discovered that Gnuplot did not correctly handle certain memory operations. An attacker could possibly use this issue to cause a denial of service. (CVE-2025-3359, CVE-2025-31178, CVE-2025-31179, CVE-2025-31181)
ChenYiFan Liu discovered that Gnuplot did not correctly handle certain memory operations. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, Ubuntu 25.04. (CVE-2025-31176, CVE-2025-31180)
ChenYiFan Liu discovered that Gnuplot did not correctly handle certain memory operations. An attacker could possibly use this issue to execute arbitrary code or cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, Ubuntu 25.04. (CVE-2025-31177)
- Record
USN-7773-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
gnuplotAzure Linux:3 |
through 5.4.8-1 | None known |
gnuplotDebian:12 |
All versions, plus listed versions 5.4.4+dfsg1-26.0.0+dfsg1-16.0.0+dfsg1-26.0.0+dfsg1-36.0.2+dfsg1-1 Show 4 moreShow less6.0.2+dfsg1-26.0.3+dfsg1-16.0.3+dfsg1-1~exp16.0.3+dfsg1-1~exp2 |
None known |
gnuplotDebian:13 |
All versions, plus listed versions 6.0.2+dfsg1-16.0.2+dfsg1-26.0.3+dfsg1-16.0.3+dfsg1-1~exp16.0.3+dfsg1-1~exp2 |
None known |
gnuplotDebian:14 |
All versions, plus listed versions 6.0.2+dfsg1-16.0.2+dfsg1-26.0.3+dfsg1-16.0.3+dfsg1-1~exp16.0.3+dfsg1-1~exp2 |
None known |
Gnuplot_jllJulia |
before 6.0.3000+0 | 6.0.3000+0 |
gnuplotSUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 From an advisory covering 4 CVEs |
before 4.6.5-3.9.1 | 4.6.5-3.9.1 |
gnuplotSUSE:Linux Enterprise Module for Server Applications 15 SP6 From an advisory covering 7 CVEs |
before 5.4.3-150400.3.3.1 | 5.4.3-150400.3.3.1 |
gnuplot-docSUSE:Linux Enterprise Module for Server Applications 15 SP6 From an advisory covering 7 CVEs |
before 5.4.3-150400.3.3.1 | 5.4.3-150400.3.3.1 |
gnuplotopenSUSE:Leap 15.6 From an advisory covering 7 CVEs |
before 5.4.3-150400.3.3.1 | 5.4.3-150400.3.3.1 |
gnuplot-docopenSUSE:Leap 15.6 From an advisory covering 7 CVEs |
before 5.4.3-150400.3.3.1 | 5.4.3-150400.3.3.1 |
Show 17 moreShow less
| Package | Affected | Fixed |
|---|---|---|
gnuplotSUSE:Linux Enterprise Module for Server Applications 15 SP7 From an advisory covering 7 CVEs |
before 5.4.3-150400.3.3.1 | 5.4.3-150400.3.3.1 |
gnuplot-docSUSE:Linux Enterprise Module for Server Applications 15 SP7 From an advisory covering 7 CVEs |
before 5.4.3-150400.3.3.1 | 5.4.3-150400.3.3.1 |
gnuplotUbuntu:Pro:14.04:LTS |
before 4.6.4-2ubuntu0.1~esm2, plus listed versions 4.6.3-24.6.4-14.6.4-24.6.4-2ubuntu0.1~esm1 |
4.6.4-2ubuntu0.1~esm2 |
gnuplotUbuntu:Pro:16.04:LTS |
before 4.6.6-3ubuntu0.1+esm2, plus listed versions 4.6.6-24.6.6-34.6.6-3ubuntu0.14.6.6-3ubuntu0.1+esm1 |
4.6.6-3ubuntu0.1+esm2 |
gnuplotUbuntu:Pro:18.04:LTS |
before 5.2.2+dfsg1-2ubuntu1+esm2, plus listed versions 5.0.7+dfsg1-15.2.2+dfsg1-25.2.2+dfsg1-2ubuntu15.2.2+dfsg1-2ubuntu1+esm1 |
5.2.2+dfsg1-2ubuntu1+esm2 |
gnuplotUbuntu:Pro:20.04:LTS |
before 5.2.8+dfsg1-2ubuntu0.1~esm2, plus listed versions 5.2.6+dfsg1-25.2.7+dfsg1-65.2.8+dfsg1-15.2.8+dfsg1-25.2.8+dfsg1-2ubuntu0.1~esm1 |
5.2.8+dfsg1-2ubuntu0.1~esm2 |
gnuplotUbuntu:Pro:22.04:LTS |
before 5.4.2+dfsg2-2ubuntu0.1~esm1, plus listed versions 5.4.1+dfsg1-15.4.2+dfsg2-15.4.2+dfsg2-2 |
5.4.2+dfsg2-2ubuntu0.1~esm1 |
gnuplotUbuntu:Pro:24.04:LTS |
before 6.0.0+dfsg1-1ubuntu3+esm1, plus listed versions 5.4.4+dfsg1-2build16.0.0+dfsg1-1ubuntu26.0.0+dfsg1-1ubuntu3 |
6.0.0+dfsg1-1ubuntu3+esm1 |
gnuplotUbuntu:25.10 |
before 6.0.2+dfsg1-2ubuntu1, plus listed versions 6.0.2+dfsg1-16.0.2+dfsg1-2 |
6.0.2+dfsg1-2ubuntu1 |
gnuplotUbuntu:26.04:LTS |
before 6.0.2+dfsg1-2ubuntu1 | 6.0.2+dfsg1-2ubuntu1 |
gnuplotUbuntu:Pro:14.04:LTS From an advisory covering 7 CVEs |
before 4.6.4-2ubuntu0.1~esm2, plus listed versions 4.6.3-24.6.4-14.6.4-24.6.4-2ubuntu0.1~esm1 |
4.6.4-2ubuntu0.1~esm2 |
gnuplotUbuntu:Pro:16.04:LTS From an advisory covering 7 CVEs |
before 4.6.6-3ubuntu0.1+esm2, plus listed versions 4.6.6-24.6.6-34.6.6-3ubuntu0.14.6.6-3ubuntu0.1+esm1 |
4.6.6-3ubuntu0.1+esm2 |
gnuplotUbuntu:Pro:18.04:LTS From an advisory covering 7 CVEs |
before 5.2.2+dfsg1-2ubuntu1+esm2, plus listed versions 5.0.7+dfsg1-15.2.2+dfsg1-25.2.2+dfsg1-2ubuntu15.2.2+dfsg1-2ubuntu1+esm1 |
5.2.2+dfsg1-2ubuntu1+esm2 |
gnuplotUbuntu:Pro:20.04:LTS From an advisory covering 7 CVEs |
before 5.2.8+dfsg1-2ubuntu0.1~esm2, plus listed versions 5.2.6+dfsg1-25.2.7+dfsg1-65.2.8+dfsg1-15.2.8+dfsg1-25.2.8+dfsg1-2ubuntu0.1~esm1 |
5.2.8+dfsg1-2ubuntu0.1~esm2 |
gnuplotUbuntu:Pro:22.04:LTS From an advisory covering 7 CVEs |
before 5.4.2+dfsg2-2ubuntu0.1~esm1, plus listed versions 5.4.1+dfsg1-15.4.2+dfsg2-15.4.2+dfsg2-2 |
5.4.2+dfsg2-2ubuntu0.1~esm1 |
gnuplotUbuntu:Pro:24.04:LTS From an advisory covering 7 CVEs |
before 6.0.0+dfsg1-1ubuntu3+esm1, plus listed versions 5.4.4+dfsg1-2build16.0.0+dfsg1-1ubuntu26.0.0+dfsg1-1ubuntu3 |
6.0.0+dfsg1-1ubuntu3+esm1 |
gnuplotopenSUSE:Tumbleweed From an advisory covering 7 CVEs |
before 6.0.2-3.1 | 6.0.2-3.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | NVD | |
| facts | CVE List, EUVD | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-31178 is a medium vulnerability (CVSS 6.2) in Gnuplot, published March 27, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 9th percentile. Fixed in Gnuplot_jll 6.0.3000+0.
References
access.redhat.com/security/cve/CVE-2025-31178
bugzilla.redhat.com/show_bug.cgi?id=2355341
sourceforge.net/p/gnuplot/bugs/2754
nvd.nist.gov/vuln/detail/CVE-2025-31178
github.com/advisories/GHSA-xqc2-xvq9-7x34
security-tracker.debian.org/tracker/CVE-2025-31178
Show 27 moreShow less
suse.com/support/update/announcement/2025/suse-su-202501805-1
bugzilla.suse.com/1240327
ubuntu.com/security/CVE-2025-31178
cve.org/CVERecord?id=CVE-2025-31178
lists.opensuse.org/archives/list/[email protected]/thread/4W7OHEOIGLIMCJQ3KKSEIFLCYP4GCXR7