There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - GNU patch through 2.7.6 contains a free(p_line[p_end]) Double Free vulnerability in the function
    another_hunk in pch.c that can cause a denial of service via a crafted patch file. NOTE: this issue exists
    because of an incomplete fix for CVE-2018-6952. (CVE-2019-20633)

An update of the patch package has been released.

The version of patch installed on the remote host is prior to 2.8. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2025-256-01 advisory.

    New patch packages are available for Slackware 15.0 to fix security issues.

Tenable has extracted the preceding description block directly from the patch 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 / SLES_SAP12 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2024:2704-1 advisory.

    - CVE-2019-20633: Fixed double-free/OOB read in pch.c (bsc#1167721)

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

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

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

  - GNU patch through 2.7.6 contains a free(p_line[p_end]) Double Free vulnerability in the function     another_hunk in pch.c that can cause a denial of service via a crafted patch file. NOTE: this issue exists     because of an incomplete fix for CVE-2018-6952. (CVE-2019-20633)

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

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2024:2780-1 advisory.

    - CVE-2019-20633: Fixed double-free/OOB read in pch.c (bsc#1167721)

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

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

ID	Name	Product	Family	Published	Updated	Severity
400190	Alpine: multiple patch packages: security update to 2.7.6-r6 (deprecated)	Tenable Cloud Security	Alpine Linux Local Security Checks	8/16/2023	7/2/2026	medium
400190	Alpine: multiple patch packages: security update to 2.7.6-r6 (deprecated)	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	8/16/2023	7/2/2026	medium
424327	Alpine: multiple patch packages: security update to 2.7.6-r7	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	4/4/2025	7/2/2026	medium
424327	Alpine: multiple patch packages: security update to 2.7.6-r7	Tenable Cloud Security	Alpine Linux Local Security Checks	4/4/2025	7/2/2026	medium
204431	Photon OS 5.0: Patch PHSA-2024-5.0-0201	Nessus	PhotonOS Local Security Checks	7/24/2024	7/24/2024	medium
332412	Photon OS 5.0: Patch PHSA-2024-5.0-91-0201	Nessus	PhotonOS Local Security Checks	8/5/2026	8/5/2026	medium
264686	Slackware Linux 15.0 patch Multiple Vulnerabilities (SSA:2025-256-01)	Nessus	Slackware Local Security Checks	9/13/2025	9/13/2025	high
204979	SUSE SLES12 Security Update : patch (SUSE-SU-2024:2704-1)	Nessus	SuSE Local Security Checks	8/3/2024	8/3/2024	medium
259727	Linux Distros Unpatched Vulnerability : CVE-2019-20633	Nessus	Misc.	8/30/2025	7/16/2026	medium
205130	SUSE SLED15 / SLES15 / openSUSE 15 Security Update : patch (SUSE-SU-2024:2780-1)	Nessus	SuSE Local Security Checks	8/7/2024	8/7/2024	medium

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