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Category Archives: GNU/Linux

Everything about GNU+Linux security

Ghostscript could be made to crash, access files, or run programs if it opened a specially crafted file.

It was discovered that Ghostscript, the GPL PostScript/PDF interpreter, does not properly validate access for the “%pipe%”, “%handle%” and “%printer%” io devices, which could result in the execution of arbitrary code if a malformed Postscript file is processed (despite the -dSAFER

security update

Kevin Israel discovered that Postorius, the administrative web frontend for Mailman 3, didn’t validate whether a logged-in user owns the email address when unsubscribing.

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code.

Update to CVE release 3003.3-1 https://saltproject.io/security_announcements/salt-security- advisory-2021-sep-02/ CVE-2021-21996 CVE-2021-22004 CVE-2021-31607

Build of libtpms 0.8.5

8u302 update

Update to CVE release 3003.3-1 https://saltproject.io/security_announcements/salt-security- advisory-2021-sep-02/ CVE-2021-21996 CVE-2021-22004 CVE-2021-31607

Why distroless containers aren’t the security solution you think they are

security update

kernel: use-after-free in route4_change() in net/sched/cls_route.c (CVE-2021-3715) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE Bug Fix(es): * [SL 7.8][s390x][DASD]Crash in __list_del_entry, alias_pav_group list corrupt when running dasd_alias_remove_device() * EMBARGOED CVE-2021-3715 kern [More…]

Update to v1.41.1 Fix CVE-2021-39163, CVE-2021-39164 —- Update to v1.41.0

Cumulative bug-fix release from upstream.

– fix disclosure of HTTP auth credentials via SNI data (CVE-2021-38165)

Cumulative bug-fix release from upstream.

A security update is now available for Red Hat JBoss Enterprise Application Platform 7.3 for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

Update NTFS-3G to 2021.8.22 to fix multiple CVEs

Update NTFS-3G to 2021.8.22 to fix multiple CVEs

Update NTFS-3G to 2021.8.22 to fix multiple CVEs

Update NTFS-3G to 2021.8.22 to fix multiple CVEs

Update NTFS-3G to 2021.8.22 to fix multiple CVEs

An issue has been found in btrbk, a backup tool for btrfs subvolumes. Due to mishandling of remote hosts filtering SSH commands using ssh_filter_btrbk.sh in authorized_keys an arbitrary code execution would

IOMMU page mapping issues on x86 [XSA-378, CVE-2021-28694, CVE-2021-28695, CVE-2021-28696] (#1997531) (#1997568) (#1997537) grant table v2 status pages may remain accessible after de-allocation [XSA-379, CVE-2021-28697] (#1997520) long running loops in grant table handling [XSA-380, CVE-2021-28698] (#1997526) inadequate grant-v2 status frames array bounds check [XSA-382, CVE-2021-28699]

An update that fixes two vulnerabilities is now available.

IOMMU page mapping issues on x86 [XSA-378, CVE-2021-28694, CVE-2021-28695, CVE-2021-28696] (#1997531) (#1997568) (#1997537) grant table v2 status pages may remain accessible after de-allocation [XSA-379, CVE-2021-28697] (#1997520) long running loops in grant table handling [XSA-380, CVE-2021-28698] (#1997526) inadequate grant-v2 status frames array bounds check [XSA-382, CVE-2021-28699]

An update that fixes one vulnerability is now available.

security update

Etienne Stalmans discovered that unsquashfs in squashfs-tools, the tools to create and extract Squashfs filesystems, does not validate filenames for traversal outside of the destination directory. An attacker can take advantage of this flaw for writing to arbitrary files to the filesystem

Update to 2.0.1 (fix RHBZ#1998578); fix RHBZ#1932066 (unsafe use of strncpy)

Update NTFS-3G to 2021.8.22 to fix multiple CVEs —- New upstream development version 1.45.7. —- Upstream patch to work with qemu 6.1 (RHBZ#1998820)

Update NTFS-3G to 2021.8.22 to fix multiple CVEs —- New upstream development version 1.45.7. —- Upstream patch to work with qemu 6.1 (RHBZ#1998820)

Update NTFS-3G to 2021.8.22 to fix multiple CVEs —- New upstream development version 1.45.7. —- Upstream patch to work with qemu 6.1 (RHBZ#1998820)

Update NTFS-3G to 2021.8.22 to fix multiple CVEs —- New upstream development version 1.45.7. —- Upstream patch to work with qemu 6.1 (RHBZ#1998820)

An XML external entity (XXE) injection in pywps allows an attacker to view files on the application server filesystem by assigning a path to the entity.

The container suse/sle15 was updated. The following patches have been included in this update:

The container suse/sle15 was updated. The following patches have been included in this update:

The container suse/sle15 was updated. The following patches have been included in this update:

The container suse/sle15 was updated. The following patches have been included in this update:

The container suse/sles12sp5 was updated. The following patches have been included in this update:

An update that solves one vulnerability and has two fixes is now available.

An update that solves one vulnerability and has one errata is now available.

An update that solves one vulnerability and has two fixes is now available.

An update that fixes two vulnerabilities is now available.

An update that fixes 7 vulnerabilities is now available.

Security release for the 0.4 branch: https://lib.openmpt.org/libopenmpt/2021/08/22/security- updates-0.5.11-0.4.23-0.3.32/

An update that solves 11 vulnerabilities and has 7 fixes is now available.

An update that fixes two vulnerabilities is now available.

An update that fixes 8 vulnerabilities is now available.

The container sles-15-sp3-chost-byos-v20210827 was updated. The following patches have been included in this update:

The container suse-sles-15-sp3-chost-byos-v20210827-hvm-ssd-x86_64 was updated. The following patches have been included in this update:

The container suse-sles-15-sp3-chost-byos-v20210827-gen2 was updated. The following patches have been included in this update:

security update

Network Controls in the DevSecOps life cycle
Best Linux Backup Solutions to Prevent Data Loss in A Ransomware Attack>

Upstream details at : https://access.redhat.com/errata/RHSA-2021:3338

Upstream details at : https://access.redhat.com/errata/RHSA-2021:3336

Upstream details at : https://access.redhat.com/errata/RHSA-2021:3325

Upstream details at : https://access.redhat.com/errata/RHSA-2020:1021

Upstream details at : https://access.redhat.com/errata/RHSA-2018:3140

An update that solves two vulnerabilities, contains one feature and has one errata is now available.

NTFS-3G could be made to execute arbitrary code if it received a specially crafted image file.

sssd: shell command injection in sssctl (CVE-2021-3621) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE Bug Fix(es): * Memory leak in the simple access provider * id lookup is failing intermittently * SSSD is NOT able to contact the Global Catalog […]

kernel: out-of-bounds write in xt_compat_target_from_user() in net/netfilter/x_tables.c (CVE-2021-22555) * kernel: race condition for removal of the HCI controller (CVE-2021-32399) * kernel: powerpc: RTAS calls can be used to compromise kernel integrity (CVE-2020-27777) * kernel: Local privilege escalation due to incorrect BPF JIT branch displacement computation (CVE-2021-29154) * kernel: [More…]

bind: Broken inbound incremental zone update (IXFR) can cause named to terminate unexpectedly (CVE-2021-25214) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE — SL7 x86_64 bind-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-chroot-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-debuginfo-9.11.4-26.P2.el7_9.7.i68 [More…]

libsndfile: Heap buffer overflow via crafted WAV file allows arbitrary code execution (CVE-2021-3246) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE — SL7 x86_64 libsndfile-1.0.25-12.el7_9.1.i686.rpm libsndfile-1.0.25-12.el7_9.1.x86_64.rpm libsndfile-debuginfo-1.0.25-12.el7_9.1.i686.rpm li [More…]

hivex: stack overflow due to recursive call of _get_children() (CVE-2021-3622) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE — SL7 x86_64 hivex-1.3.10-6.12.el7_9.i686.rpm hivex-1.3.10-6.12.el7_9.x86_64.rpm hivex-debuginfo-1.3.10-6.12.el7_9.i686.rpm hivex-debuginfo-1.3.10-6.12.el7_9.x86_64 [More…]

Where are you on your DevSecOps journey?

security update

APR could be made to expose sensitive information if it received a specially crafted input.

grilo could be made to allow MITM attacks.

An update for libsndfile is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

An update for libX11 is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

Several vulnerabilities have been discovered in Exiv2, a C++ library and a command line utility to manage image metadata which could result in denial of service or the execution of arbitrary code if a malformed file is parsed.

An update for libsndfile is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

An update that fixes one vulnerability is now available.

New upstream stable version 1.24.6; fixes CVE-2021-3716.

New upstream stable version 1.26.5; fixes CVE-2021-3716.

security update

An issue has been found in gthumb, an image viewer and browser. A heap-based buffer overflow in _cairo_image_surface_create_from_jpeg() in extensions/cairo_io/cairo-image-surface-jpeg.c allows attackers to

Michael Catanzaro reported a problem in Grilo, a framework for discovering and browsing media. TLS certificate verification is not enabled on the SoupSessionAsync objects created by Grilo, leaving users vulnerable to network MITM attacks.

– CVE-2021-37750 (explicit NULL deref on KDC)

A security flaw was found on rubygem-addressable that a crafted template may cause DOS. This issue is now assinged as CVE-2021-32740. This new rpm should fix this issue.

A security flaw was found on rubygem-addressable that a crafted template may cause DOS. This issue is now assinged as CVE-2021-32740. This new rpm should fix this issue.

An update that fixes one vulnerability is now available.

An update that solves one vulnerability and has two fixes is now available.

An update that fixes 15 vulnerabilities is now available.

Updated libass packages fix security vulnerability: libass 0.15.x before 0.15.1 has a heap-based buffer overflow in decode_chars (called from decode_font and process_text) because the wrong integer data type is used for subtraction (CVE-2020-36430).

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition (CVE-2021-30465).

An update that solves 7 vulnerabilities and has one errata is now available.

An update that solves one vulnerability, contains two features and has 6 fixes is now available.

An update that fixes one vulnerability is now available.

exiv2: Heap-based buffer overflow vulnerability in jp2image.cpp (CVE-2021-31291) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE7 — SL7 x86_64 – compat-exiv2-023-0.23-2.el7_9.i686.rpm – compat-exiv2-023-0.23-2.el7_9.x86_64.rpm – compat-exiv2-023-debuginfo-0.23-2.el7_9.i686.rpm – compat- [More…]

exiv2: Heap-based buffer overflow vulnerability in jp2image.cpp (CVE-2021-31291) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE7 — SL7 x86_64 – compat-exiv2-026-0.26-3.el7_9.i686.rpm – compat-exiv2-026-0.26-3.el7_9.x86_64.rpm – compat-exiv2-026-debuginfo-0.26-3.el7_9.i686.rpm – compat-e [More…]

libssh could be made to crash or run programs if it received specially crafted network traffic.

An update for servicemesh and servicemesh-proxy is now available for OpenShift Service Mesh 2.0. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

An update for libsndfile is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

An update for python27-babel, python27-python, python27-python-jinja2, and python27-python-pygments is now available for Red Hat Software Collections. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which

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