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HistoryMar 04, 2024 - 12:00 a.m.

openSUSE: Security Advisory for the Linux Kernel RT (Live Patch 1 for SLE 15 SP5) (SUSE-SU-2023:3676-1)

2024-03-0400:00:00
Copyright (C) 2024 Greenbone AG
plugins.openvas.org
4
security advisory
linux kernel rt
sle 15 sp5
suse-su-2023:3676-1
cve-2023-2156
cve-2023-3090
cve-2023-35001
networking
rpl protocol
memory access
privilege escalation
out-of-bounds write
ipvlan network driver

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.9 High

AI Score

Confidence

High

0.013 Low

EPSS

Percentile

85.9%

The remote host is missing an update for the

# SPDX-FileCopyrightText: 2024 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.833728");
  script_version("2024-05-16T05:05:35+0000");
  script_cve_id("CVE-2023-2156", "CVE-2023-3090", "CVE-2023-35001");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:S/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"2024-05-16 05:05:35 +0000 (Thu, 16 May 2024)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-07-12 16:49:52 +0000 (Wed, 12 Jul 2023)");
  script_tag(name:"creation_date", value:"2024-03-04 07:11:24 +0000 (Mon, 04 Mar 2024)");
  script_name("openSUSE: Security Advisory for the Linux Kernel RT (Live Patch 1 for SLE 15 SP5) (SUSE-SU-2023:3676-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2024 Greenbone AG");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/suse", "ssh/login/rpms", re:"ssh/login/release=openSUSELeap15\.5");

  script_xref(name:"Advisory-ID", value:"SUSE-SU-2023:3676-1");
  script_xref(name:"URL", value:"https://lists.opensuse.org/archives/list/[email protected]/thread/MCT5E2Z7ALVACZASWKA2EUDHE7IFS2WT");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'the Linux Kernel RT (Live Patch 1 for SLE 15 SP5)'
  package(s) announced via the SUSE-SU-2023:3676-1 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"This update for the Linux Kernel 5.14.21-150500_13_5 fixes several issues.

  The following security issues were fixed:

  * CVE-2023-2156: Fixed a flaw in the networking subsystem within the handling
      of the RPL protocol (bsc#1211395).

  * CVE-2023-35001: Fixed an out-of-bounds memory access flaw in nft_byteorder
      that could allow a local attacker to escalate their privilege (bsc#1213063).

  * CVE-2023-3090: Fixed a heap out-of-bounds write in the ipvlan network driver
      (bsc#1212849).

  ##");

  script_tag(name:"affected", value:"'the Linux Kernel RT (Live Patch 1 for SLE 15 SP5)' package(s) on openSUSE Leap 15.5.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-rpm.inc");

release = rpm_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "openSUSELeap15.5") {

  if(!isnull(res = isrpmvuln(pkg:"kernel-livepatch-5_14_21-150500_13_5-rt-2", rpm:"kernel-livepatch-5_14_21-150500_13_5-rt-2~150500.2.1", rls:"openSUSELeap15.5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-livepatch-5_14_21-150500_13_5-rt-debuginfo-2", rpm:"kernel-livepatch-5_14_21-150500_13_5-rt-debuginfo-2~150500.2.1", rls:"openSUSELeap15.5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-livepatch-SLE15-SP5-RT_Update_1-debugsource-2", rpm:"kernel-livepatch-SLE15-SP5-RT_Update_1-debugsource-2~150500.2.1", rls:"openSUSELeap15.5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-livepatch-5_14_21-150500_13_5-rt-2", rpm:"kernel-livepatch-5_14_21-150500_13_5-rt-2~150500.2.1", rls:"openSUSELeap15.5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-livepatch-5_14_21-150500_13_5-rt-debuginfo-2", rpm:"kernel-livepatch-5_14_21-150500_13_5-rt-debuginfo-2~150500.2.1", rls:"openSUSELeap15.5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-livepatch-SLE15-SP5-RT_Update_1-debugsource-2", rpm:"kernel-livepatch-SLE15-SP5-RT_Update_1-debugsource-2~150500.2.1", rls:"openSUSELeap15.5"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.9 High

AI Score

Confidence

High

0.013 Low

EPSS

Percentile

85.9%