A flaw was found in gnuplot. The X11_graphics() function may lead to a segmentation fault and cause a system crash.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - A flaw was found in gnuplot. The X11_graphics() function may lead to a segmentation fault and cause a     system crash. (CVE-2025-31181)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:01811-2 advisory.

    - 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).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:01805-1 advisory.

    - 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).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:01811-1 advisory.

    - 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).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

An update of the gnuplot package has been released.

ID	Name	Product	Family	Severity
255556	Linux Distros Unpatched Vulnerability : CVE-2025-31181	Nessus	Misc.	medium
242215	SUSE SLES15 Security Update : gnuplot (SUSE-SU-2025:01811-2)	Nessus	SuSE Local Security Checks	medium
237777	SUSE SLES12 Security Update : gnuplot (SUSE-SU-2025:01805-1)	Nessus	SuSE Local Security Checks	medium
237776	SUSE SLES15 / openSUSE 15 Security Update : gnuplot (SUSE-SU-2025:01811-1)	Nessus	SuSE Local Security Checks	medium
235339	Photon OS 4.0: Gnuplot PHSA-2025-4.0-0791	Nessus	PhotonOS Local Security Checks	medium
235175	Photon OS 5.0: Gnuplot PHSA-2025-5.0-0516	Nessus	PhotonOS Local Security Checks	medium

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CVE-2025-31181

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