SUSE: Security Advisory (SUSE-SU-2021:0742-1)

# 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("1.3.6.1.4.1.25623.1.1.4.2021.0742.1");
  script_cve_id("CVE-2021-3348");
  script_tag(name:"creation_date", value:"2021-04-19 00:00:00 +0000 (Mon, 19 Apr 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:"4.4");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/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:"2021-02-16 18:01:10 +0000 (Tue, 16 Feb 2021)");

  script_name("SUSE: Security Advisory (SUSE-SU-2021:0742-1)");
  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-2021:0742-1");
  script_xref(name:"URL", value:"https://www.suse.com/support/update/announcement/2021/suse-su-20210742-1/");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'Linux Kernel' package(s) announced via the SUSE-SU-2021:0742-1 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 to receive various security and bugfixes.

The following security bug was fixed:

CVE-2021-3348: Fixed a use-after-free read in nbd_queue_rq (bsc#1181504).

The following non-security bugs were fixed:

ACPI: configfs: add missing check after
 configfs_register_default_group() (git-fixes).

ACPI: property: Fix fwnode string properties matching (git-fixes).

ACPI: property: Satisfy kernel doc validator (part 1) (git-fixes).

ALSA: usb-audio: Fix PCM buffer allocation in non-vmalloc mode
 (git-fixes).

arm64: Update config file. Set CONFIG_WATCHDOG_SYSFS to true
 (bsc#1182560)

ASoC: cs42l56: fix up error handling in probe (git-fixes).

ath9k: fix data bus crash when setting nf_override via debugfs
 (git-fixes).

block: fix use-after-free in disk_part_iter_next (bsc#1182610).

Bluetooth: btqcomsmd: Fix a resource leak in error handling paths in the
 probe function (git-fixes).

Bluetooth: drop HCI device reference before return (git-fixes).

Bluetooth: Fix initializing response id after clearing struct
 (git-fixes).

Bluetooth: Put HCI device if inquiry procedure interrupts (git-fixes).

bonding: Fix reference count leak in bond_sysfs_slave_add (git-fixes).

bonding: wait for sysfs kobject destruction before freeing struct slave
 (git-fixes).

BTRFS: Cleanup try_flush_qgroup (bsc#1182047).

BTRFS: correctly calculate item size used when item key collision
 happens (bsc#1181996).

BTRFS: correctly validate compression type (bsc#1182269).

BTRFS: delete the ordered isize update code (bsc#1181998).

BTRFS: Do not flush from btrfs_delayed_inode_reserve_metadata
 (bsc#1182047).

BTRFS: do not set path->leave_spinning for truncate (bsc#1181998).

BTRFS: factor out extent dropping code from hole punch handler
 (bsc#1182038).

BTRFS: fix cloning range with a hole when using the NO_HOLES feature
 (bsc#1182038).

BTRFS: fix data bytes_may_use underflow with fallocate due to failed
 quota reserve (bsc#1182130)

BTRFS: fix ENOSPC errors, leading to transaction aborts, when cloning
 extents (bsc#1182038).

BTRFS: fix hole extent items with a zero size after range cloning
 (bsc#1182038).

BTRFS: fix lost i_size update after cloning inline extent (bsc#1181998).

BTRFS: fix mount failure caused by race with umount (bsc#1182248).

BTRFS: Fix race between extent freeing/allocation when using bitmaps
 (bsc#1181574).

BTRFS: fix unexpected cow in run_delalloc_nocow (bsc#1181987).

BTRFS: fix unexpected failure of nocow buffered writes after
 snapshotting when low on space (bsc#1181987).

BTRFS: Free correct amount of space in
 btrfs_delayed_inode_reserve_metadata (bsc#1182047).

BTRFS: incremental send, fix file corruption when no-holes feature is
 enabled (bsc#1182184).

BTRFS: Introduce extent_io_tree::owner to distinguish different io_trees
 (bsc#1181998).

BTRFS: introduce per-inode file extent tree (bsc#1181998).

BTRFS: prepare for ... [Please see the references for more information on the vulnerabilities]");

  script_tag(name:"affected", value:"'Linux Kernel' package(s) on SUSE Linux Enterprise High Availability 12-SP5, SUSE Linux Enterprise Live Patching 12-SP5, SUSE Linux Enterprise Server 12-SP5, SUSE Linux Enterprise Software Development Kit 12-SP5, SUSE Linux Enterprise Workstation Extension 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-default", rpm:"kernel-default~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-default-base", rpm:"kernel-default-base~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-default-base-debuginfo", rpm:"kernel-default-base-debuginfo~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-default-debuginfo", rpm:"kernel-default-debuginfo~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-default-debugsource", rpm:"kernel-default-debugsource~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-default-devel", rpm:"kernel-default-devel~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-default-devel-debuginfo", rpm:"kernel-default-devel-debuginfo~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-default-man", rpm:"kernel-default-man~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-devel", rpm:"kernel-devel~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-macros", rpm:"kernel-macros~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-source", rpm:"kernel-source~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"kernel-syms", rpm:"kernel-syms~4.12.14~122.63.1", rls:"SLES12.0SP5"))) {
    report += res;
  }

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

exit(0);