SUSE: Security Advisory (SUSE-SU-2021:3389-1)

# SPDX-FileCopyrightText: 2021 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("1.3.6.1.4.1.25623.1.1.4.2021.3389.1");
  script_cve_id("CVE-2020-3702", "CVE-2021-3744", "CVE-2021-3752", "CVE-2021-3764", "CVE-2021-40490");
  script_tag(name:"creation_date", value:"2021-10-13 06:29:00 +0000 (Wed, 13 Oct 2021)");
  script_version("2024-02-02T14:37:50+0000");
  script_tag(name:"last_modification", value:"2024-02-02 14:37:50 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"7.9");
  script_tag(name:"cvss_base_vector", value:"AV:A/AC:M/Au:N/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:A/AC:H/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:"2022-02-28 19:47:28 +0000 (Mon, 28 Feb 2022)");

  script_name("SUSE: Security Advisory (SUSE-SU-2021:3389-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/suse_sles", "ssh/login/rpms", re:"ssh/login/release=(SLES12\.0SP5)");

  script_xref(name:"Advisory-ID", value:"SUSE-SU-2021:3389-1");
  script_xref(name:"URL", value:"https://www.suse.com/support/update/announcement/2021/suse-su-20213389-1/");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'Linux Kernel' package(s) announced via the SUSE-SU-2021:3389-1 advisory.");

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

  script_tag(name:"insight", value:"The SUSE Linux Enterprise 12 SP5 kernel was updated.

The following security bugs were fixed:

CVE-2020-3702: Fixed a bug which could be triggered with specifically
 timed and handcrafted traffic and cause internal errors in a WLAN device
 that lead to improper layer 2 Wi-Fi encryption with a consequent
 possibility of information disclosure. (bnc#1191193)

CVE-2021-3752: Fixed a use after free vulnerability in the Linux
 kernel's bluetooth module. (bsc#1190023)

CVE-2021-40490: Fixed a race condition discovered in the ext4 subsystem
 that could lead to local privilege escalation. (bnc#1190159)

CVE-2021-3744: Fixed a bug which could allows attackers to cause a
 denial of service. (bsc#1189884)

CVE-2021-3764: Fixed a bug which could allows attackers to cause a
 denial of service. (bsc#1190534)

The following non-security bugs were fixed:

be2net: Fix an error handling path in 'be_probe()' (git-fixes).

bnx2x: fix an error code in bnx2x_nic_load() (git-fixes).

bnxt_en: Add missing DMA memory barriers (git-fixes).

bnxt_en: do not disable an already disabled PCI device (git-fixes).

bnxt: disable napi before canceling DIM (bsc#1104745 ).

btrfs: prevent rename2 from exchanging a subvol with a directory from
 different parents (bsc#1190626).

clk: at91: clk-generated: Limit the requested rate to our range
 (git-fixes).

clk: kirkwood: Fix a clocking boot regression (git-fixes).

crypto: x86/aes-ni-xts - use direct calls to and 4-way stride
 (bsc#1114648).

cxgb4: fix IRQ free race during driver unload (git-fixes).

debugfs: Return error during {full/open}_proxy_open() on rmmod
 (bsc#1173746).

docs: Fix infiniband uverbs minor number (git-fixes).

drm/gma500: Fix end of loop tests for list_for_each_entry (bsc#1129770)
 Backporting changes: * refresh

drm/imx: ipuv3-plane: Remove two unnecessary export symbols
 (bsc#1129770) Backporting changes: * refreshed

drm/mediatek: Add AAL output size configuration (bsc#1129770)
 Backporting changes: * adapted code to use writel() function

drm/msm: Small msm_gem_purge() fix (bsc#1129770) Backporting changes: *
 context changes in msm_gem_purge() * remove test for non-existent
 msm_gem_is_locked()

drm/msm/dsi: Fix some reference counted resource leaks (bsc#1129770)

drm/qxl: lost qxl_bo_kunmap_atomic_page in qxl_image_init_helper()
 (bsc#1186785).

drm/rockchip: cdn-dp: fix sign extension on an int multiply for a u64
 (bsc#1129770) Backporting changes * context changes

dt-bindings: pwm: stm32: Add #pwm-cells (git-fixes).

e1000e: Do not take care about recovery NVM checksum (bsc#1158533).

e1000e: Fix an error handling path in 'e1000_probe()' (git-fixes).

e1000e: Fix the max snoop/no-snoop latency for 10M (git-fixes).

EDAC/i10nm: Fix NVDIMM detection (bsc#1114648).

fbmem: add margin check to fb_check_caps() (bsc#1129770) Backporting
 changes: * context chacnges in fb_set_var()

Fix build warnings. Also align code ... [Please see the references for more information on the vulnerabilities]");

  script_tag(name:"affected", value:"'Linux Kernel' package(s) on SUSE Linux Enterprise Server 12-SP5.");

  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 == "SLES12.0SP5") {

  if(!isnull(res = isrpmvuln(pkg:"kernel-azure", rpm:"kernel-azure~4.12.14~16.76.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-azure-base", rpm:"kernel-azure-base~4.12.14~16.76.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-azure-base-debuginfo", rpm:"kernel-azure-base-debuginfo~4.12.14~16.76.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-azure-debuginfo", rpm:"kernel-azure-debuginfo~4.12.14~16.76.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-azure-debugsource", rpm:"kernel-azure-debugsource~4.12.14~16.76.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-azure-devel", rpm:"kernel-azure-devel~4.12.14~16.76.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-devel-azure", rpm:"kernel-devel-azure~4.12.14~16.76.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-source-azure", rpm:"kernel-source-azure~4.12.14~16.76.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-syms-azure", rpm:"kernel-syms-azure~4.12.14~16.76.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

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

exit(0);