CVE-2019-13648MEDIUM
Description
In the Linux kernel through 5.2.1 on the powerpc platform, when hardware transactional memory is disabled, a local user can cause a denial of service (TM Bad Thing exception and system crash) via a sigreturn() system call that sends a crafted signal frame. This affects arch/powerpc/kernel/signal_32.c and arch/powerpc/kernel/signal_64.c.
References
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00055.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00056.html
http://www.openwall.com/lists/oss-security/2019/07/30/1
https://git.kernel.org/torvalds/c/f16d80b75a096c52354c6e0a574993f3b0dfbdfe
https://lists.debian.org/debian-lts-announce/2019/08/msg00017.html
https://patchwork.ozlabs.org/patch/1133904/
https://seclists.org/bugtraq/2019/Aug/13
https://seclists.org/bugtraq/2019/Aug/18
https://seclists.org/bugtraq/2019/Aug/26
https://security.netapp.com/advisory/ntap-20190806-0001/
https://usn.ubuntu.com/4114-1/
https://usn.ubuntu.com/4115-1/
https://usn.ubuntu.com/4116-1/
Details
Source: MITRE
Published: 2019-07-19
Updated: 2019-07-30
Type: CWE-399
Risk Information
CVSS v2.0
Base Score: 4.9
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
Impact Score: 6.9
Exploitability Score: 3.9
Severity: MEDIUM
CVSS v3.0
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM
Vulnerable Software
Configuration 1
OR
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to 5.2.1 (inclusive)
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 145665 | CentOS 8 : kernel (CESA-2019:3517) | Nessus | CentOS Local Security Checks | high |
| 138802 | RHEL 7 : kernel (RHSA-2020:3019) | Nessus | Red Hat Local Security Checks | medium |
| 135813 | Scientific Linux Security Update : kernel on SL7.x x86_64 (20200407) | Nessus | Scientific Linux Local Security Checks | high |
| 135316 | CentOS 7 : kernel (CESA-2020:1016) | Nessus | CentOS Local Security Checks | high |
| 135080 | RHEL 7 : kernel (RHSA-2020:1016) | Nessus | Red Hat Local Security Checks | high |
| 131845 | EulerOS 2.0 SP2 : kernel (EulerOS-SA-2019-2353) | Nessus | Huawei Local Security Checks | critical |
| 130736 | EulerOS 2.0 SP3 : kernel (EulerOS-SA-2019-2274) | Nessus | Huawei Local Security Checks | critical |
| 129440 | EulerOS 2.0 SP8 : kernel (EulerOS-SA-2019-2081) | Nessus | Huawei Local Security Checks | high |
| 129284 | SUSE SLED15 / SLES15 Security Update : kernel-source-rt (SUSE-SU-2019:2430-1) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout) (SACK Panic) (SACK Slowness) (Spectre) | Nessus | SuSE Local Security Checks | high |
| 128929 | EulerOS Virtualization for ARM 64 3.0.2.0 : kernel (EulerOS-SA-2019-1926) | Nessus | Huawei Local Security Checks | critical |
| 128842 | EulerOS 2.0 SP5 : kernel (EulerOS-SA-2019-1919) | Nessus | Huawei Local Security Checks | high |
| 128680 | Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel regression (USN-4115-2) | Nessus | Ubuntu Local Security Checks | critical |
| 128476 | Ubuntu 16.04 LTS : linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities (USN-4116-1) | Nessus | Ubuntu Local Security Checks | medium |
| 128475 | Ubuntu 16.04 LTS / 18.04 LTS : linux, linux-azure, linux-gcp, linux-gke-4.15, linux-hwe, linux-kvm, (USN-4115-1) | Nessus | Ubuntu Local Security Checks | critical |
| 128474 | Ubuntu 18.04 LTS / 19.04 : linux, linux-azure, linux-gcp, linux-gke-5.0, linux-hwe, linux-kvm, (USN-4114-1) | Nessus | Ubuntu Local Security Checks | medium |
| 128470 | SUSE SLES12 Security Update : kernel (SUSE-SU-2019:2263-1) | Nessus | SuSE Local Security Checks | medium |
| 128469 | SUSE SLES12 Security Update : kernel (SUSE-SU-2019:2262-1) | Nessus | SuSE Local Security Checks | medium |
| 128012 | openSUSE Security Update : the Linux Kernel (openSUSE-2019-1924) | Nessus | SuSE Local Security Checks | medium |
| 128011 | openSUSE Security Update : the Linux Kernel (openSUSE-2019-1923) | Nessus | SuSE Local Security Checks | medium |
| 127921 | Debian DLA-1885-1 : linux-4.9 security update | Nessus | Debian Local Security Checks | high |
| 127882 | Slackware 14.2 : Slackware 14.2 kernel (SSA:2019-226-01) | Nessus | Slackware Local Security Checks | high |
| 127867 | Debian DSA-4497-1 : linux - security update | Nessus | Debian Local Security Checks | high |
| 127776 | SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2019:2073-1) | Nessus | SuSE Local Security Checks | medium |
| 127775 | SUSE SLED12 / SLES12 Security Update : kernel (SUSE-SU-2019:2072-1) | Nessus | SuSE Local Security Checks | medium |
| 127774 | SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2019:2071-1) | Nessus | SuSE Local Security Checks | medium |
| 127773 | SUSE SLES12 Security Update : kernel (SUSE-SU-2019:2070-1) | Nessus | SuSE Local Security Checks | medium |
| 127772 | SUSE SLED15 / SLES15 Security Update : Linux Azure Kernel (SUSE-SU-2019:2068-1) | Nessus | SuSE Local Security Checks | medium |
| 127517 | Fedora 30 : kernel / kernel-headers / kernel-tools (2019-7aecfe1c4b) | Nessus | Fedora Local Security Checks | medium |
| 127491 | Debian DSA-4495-1 : linux - security update | Nessus | Debian Local Security Checks | high |