#%NASL_MIN_LEVEL 80900 ## # (C) Tenable, Inc. ## include('compat.inc'); if (description) { script_id(309222); script_version("1.1"); script_set_attribute(attribute:"plugin_modification_date", value:"2026/04/22"); script_cve_id("CVE-2023-54208"); script_name(english:"Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013700)"); script_set_attribute(attribute:"synopsis", value: "The Unity Linux host is missing one or more security updates."); script_set_attribute(attribute:"description", value: "The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013700 advisory. In the Linux kernel, the following vulnerability has been resolved: media: ov5675: Fix memleak in ov5675_init_controls() There is a kmemleak when testing the media/i2c/ov5675.c with bpf mock device: AssertionError: unreferenced object 0xffff888107362160 (size 16): comm python3, pid 277, jiffies 4294832798 (age 20.722s) hex dump (first 16 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000abe7d67c>] __kmalloc_node+0x44/0x1b0 [<000000008a725aac>] kvmalloc_node+0x34/0x180 [<000000009a53cd11>] v4l2_ctrl_handler_init_class+0x11d/0x180 [videodev] [<0000000055b46db0>] ov5675_probe+0x38b/0x897 [ov5675] [<00000000153d886c>] i2c_device_probe+0x28d/0x680 [<000000004afb7e8f>] really_probe+0x17c/0x3f0 [<00000000ff2f18e4>] __driver_probe_device+0xe3/0x170 [<000000000a001029>] driver_probe_device+0x49/0x120 [<00000000e39743c7>] __device_attach_driver+0xf7/0x150 [<00000000d32fd070>] bus_for_each_drv+0x114/0x180 [<000000009083ac41>] __device_attach+0x1e5/0x2d0 [<0000000015b4a830>] bus_probe_device+0x126/0x140 [<000000007813deaf>] device_add+0x810/0x1130 [<000000007becb867>] i2c_new_client_device+0x386/0x540 [<000000007f9cf4b4>] of_i2c_register_device+0xf1/0x110 [<00000000ebfdd032>] of_i2c_notify+0xfc/0x1f0 ov5675_init_controls() won't clean all the allocated resources in fail path, which may causes the memleaks. Add v4l2_ctrl_handler_free() to prevent memleak. Tenable has extracted the preceding description block directly from the Unity Linux security advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number."); # https://src.uniontech.com/#/security_advisory_detail?utsa_id=UTSA-2026-013700 script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d3ee01dd"); # https://lore.kernel.org/linux-cve-announce/2025123023-CVE-2023-54208-e263@gregkh script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?2c946d1f"); script_set_attribute(attribute:"see_also", value:"https://nvd.nist.gov/vuln/detail/CVE-2023-54208"); script_set_attribute(attribute:"solution", value: "Update the affected kernel package."); script_set_cvss_base_vector("CVSS2#AV:L/AC:H/Au:S/C:N/I:N/A:C"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-54208"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"exploit_available", value:"false"); script_set_attribute(attribute:"vuln_publication_date", value:"2021/07/21"); script_set_attribute(attribute:"patch_publication_date", value:"2026/04/22"); script_set_attribute(attribute:"plugin_publication_date", value:"2026/04/22"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_family(english:"Unity Linux Local Security Checks"); script_copyright(english:"This script is Copyright (C) 2026 and is owned by Tenable, Inc. or an Affiliate thereof."); script_dependencies("ssh_get_info2.nasl"); script_require_keys("Host/local_checks_enabled", "Host/UOS-Server/release", "Host/UOS-Server/rpm-list", "Host/cpu"); exit(0); } include('rpm2.inc'); if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); var os_product = get_kb_item('installed_os/local/SSH/0/product'); if (isnull(os_product) || 'UOS Server' >!< os_product) audit(AUDIT_OS_NOT, 'UOS Server'); var os_version = get_kb_item('installed_os/local/SSH/0/version'); if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'UOS Server'); if (! preg(pattern:"^20.1070a([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'UOS Server 20.1070a', 'UOS Server ' + os_version); if (!get_kb_item('Host/UOS-Server/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING); var cpu = get_kb_item('Host/cpu'); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ('aarch64' >!< cpu && 'amd64' >!< cpu && 'loongarch64' >!< cpu && 'x86_64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'UOS Server', cpu); var constraints = [ { 'release': '20', 'sp': '1070a', 'pkgs': [ {'reference':'kernel-5.10.0-38', 'sp':'1070a', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE}, {'reference':'kernel-5.10.0-38', 'sp':'1070a', 'cpu':'amd64', 'rpm_spec_vers_cmp':TRUE}, {'reference':'kernel-5.10.0-38', 'sp':'1070a', 'cpu':'loongarch64', 'rpm_spec_vers_cmp':TRUE}, {'reference':'kernel-5.10.0-38', 'sp':'1070a', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE} ] } ]; var os_release = get_one_kb_item('installed_os/local/SSH/0/release'); var os_sp = get_one_kb_item('Host/*/minor_release'); var flag = 0; var reference; var sp; var _cpu; var el_string; var rpm_spec_vers_cmp; var epoch; var allowmaj; var exists_check; var cves; foreach var constraint ( constraints ) { # Check that the target release is equal to the affected release if (!empty_or_null(constraint['release'])){ if (constraint['release'] != os_release) continue; } if (!empty_or_null(constraint['sp'])){ if (constraint['sp'] != os_sp) continue; } foreach var pkg ( constraint['pkgs'] ) { reference = NULL; sp = NULL; _cpu = NULL; el_string = NULL; rpm_spec_vers_cmp = NULL; epoch = NULL; allowmaj = NULL; exists_check = NULL; cves = NULL; if (!empty_or_null(pkg['reference'])) reference = pkg['reference']; if (!empty_or_null(pkg['sp'])) sp = pkg['sp']; if (!empty_or_null(pkg['cpu'])) _cpu = pkg['cpu']; if (!empty_or_null(pkg['el_string'])) el_string = pkg['el_string']; if (!empty_or_null(pkg['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = pkg['rpm_spec_vers_cmp']; if (!empty_or_null(pkg['epoch'])) epoch = pkg['epoch']; if (!empty_or_null(pkg['allowmaj'])) allowmaj = pkg['allowmaj']; if (!empty_or_null(pkg['exists_check'])) exists_check = pkg['exists_check']; if (!empty_or_null(pkg['cves'])) cves = pkg['cves']; if (reference && ## (no known rpm to check OR known rpm_exists) (!exists_check || rpm_exists(rpm:exists_check)) && rpm_check(sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj, cves:cves)) flag++; } } if (flag) { security_report_v4( port : 0, severity : SECURITY_NOTE, extra : rpm_report_get() ); exit(0); } else { var tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'kernel'); }

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