USN-4591-1: Linux kernel vulnerabilities | Cloud Foundry

Severity High Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Description Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service system...

CVE-2020-25661

A Red Hat only CVE-2020-12351 regression issue was found in the way the Linux kernel's Bluetooth implementation handled L2CAP packets with A2MP CID. This flaw allows a remote attacker in an adjacent range to crash the system, causing a denial of service or potentially executing arbitrary code on...

UBUNTU-CVE-2020-25661

A Red Hat only CVE-2020-12351 regression issue was found in the way the Linux kernel's Bluetooth implementation handled L2CAP packets with A2MP CID. This flaw allows a remote attacker in an adjacent range to crash the system, causing a denial of service or potentially executing arbitrary code on...

kernel: Red Hat only CVE-2020-12351 regression

A Red Hat only CVE-2020-12351 regression issue was found in the way the Linux kernel's Bluetooth implementation handled L2CAP packets with A2MP CID. This flaw allows a remote attacker in an adjacent range to crash the system, causing a denial of service or potentially executing arbitrary code on...

kernel security and bug fix update

4.18.0-193.28.12.OL8 - Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and shim-x6...

USN-4592-1: Linux kernel vulnerabilities

Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-12351 Andy Nguyen discovered that the...

USN-4591-1 linux, linux-hwe, linux-hwe-5.4, linux-oem, linux-raspi, linux-raspi-5.4, linux-snapdragon vulnerabilities

Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-12351 Andy Nguyen discovered that the...

Denial Of Service (DoS)

The kernel packages is vulnerable to Denial of Service DoS. It is due to instances of unsafe sprintf use were found in the Linux kernel Bluetooth implementation. Creating a large number of Bluetooth L2CAP, SCO, or RFCOMM sockets could result in arbitrary memory pages being overwritten. A local,...

Debian DLA-1799-2 : linux security update (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. This updated advisory text adds a note about the need to install new binary packages. CVE-2018-5995 ADLab of VenusTech discovered that the kernel logge...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3657)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-3657 advisory. - mm: Tighten x86 /dev/mem with zeroing reads Kees Cook Orabug: 26675925 CVE-2017-7889 - more biomapuseriov leak fixes Al Viro Orabug: 27069042...

Unbreakable Enterprise kernel security update

kernel-uek 3.8.13-118.20.1 - tty: Fix race in ptywrite leading to NULL deref Todd Vierling Orabug: 25392692 - ocfs2/dlm: ignore cleaning the migration mle that is inuse xuejiufei Orabug: 26479780 - KEYS: fix dereferencing NULL payload with nonzero length Eric Biggers Orabug: 26592025 - oracleasm:...

BSA-2017-431

Security Advisory ID : BSA-2017-431 Component : Kernel Revision : 3.0: Interim A stack buffer overflow flaw was found in the way the Bluetooth subsystem of the Linux kernel processed pending L2CAP configuration responses from a client. On systems with the stack protection feature enabled in the...

Unbreakable Enterprise kernel security update

2.6.39-400.297.8 - Bluetooth: Properly check L2CAP config option output buffer length Ben Seri Orabug: 26796428 CVE-2017-1000251 2.6.39-400.297.7 - xen: fix bio vec merging Roger Pau Monne Orabug: 26645562 CVE-2017-12134 - fs/exec.c: account for argv/envp pointers Kees Cook Orabug: 26638926...

USN-3419-2 linux-hwe vulnerabilities

USN-3419-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.04. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 17.04 for Ubuntu 16.04 LTS. It was discovered that a buffer overflow existed in the Bluetooth stack of the Linux kernel wh...

Wireshark Bluetooth L2CAP Parser Denial of Service Vulnerability

Wireshark formerly known as Ethereal is a network packet analyzer software developed by the Wireshark team. The function of the software is to intercept network packets and display detailed data for analysis. A denial-of-service vulnerability exists in the Wireshark Bluetooth L2CAP parser, which...

CVE-2017-9344

In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the Bluetooth L2CAP dissector could divide by zero. This was addressed in epan/dissectors/packet-btl2cap.c by validating an interval value...

PT-2017-18857

Name of the Vulnerable Software and Affected Versions Wireshark versions 2.0.0 through 2.0.12 Wireshark versions 2.2.0 through 2.2.6 Description The issue concerns a division by zero error in the Bluetooth L2CAP dissector. This was resolved by validating an interval value in the...

CVE-2017-9344: Divide By Zero

In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the Bluetooth L2CAP dissector could divide by zero. This was addressed in epan/dissectors/packet-btl2cap.c by validating an interval value...

CVE-2016-7957

In Wireshark 2.2.0, the Bluetooth L2CAP dissector could crash, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-btl2cap.c by avoiding use of a seven-byte memcmp for potentially shorter strings...

CVE-2016-7957: Improper Input Validation

In Wireshark 2.2.0, the Bluetooth L2CAP dissector could crash, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-btl2cap.c by avoiding use of a seven-byte memcmp for potentially shorter strings...