Описание
Security update for the Linux Kernel (Live Patch 10 for SLE 15 SP2)
This update for the Linux Kernel 5.3.18-24_49 fixes several issues.
The following security issues were fixed:
- CVE-2021-3752: Fixed vulnerability in the linux kernel Bluetooth uaf module (bsc#1190432).
- CVE-2021-41864: Fixed an integer overflow with a resultant out-of-bounds write in prealloc_elems_and_freelist in kernel/bpf/stackmap.c (bsc#1191318).
Список пакетов
SUSE Linux Enterprise Live Patching 15 SP2
kernel-livepatch-5_3_18-24_49-default-12-2.2
Ссылки
- Link for SUSE-SU-2021:3737-1
- E-Mail link for SUSE-SU-2021:3737-1
- SUSE Security Ratings
- SUSE Bug 1190432
- SUSE Bug 1191318
- SUSE CVE CVE-2021-3752 page
- SUSE CVE CVE-2021-41864 page
Описание
A use-after-free flaw was found in the Linux kernel's Bluetooth subsystem in the way user calls connect to the socket and disconnect simultaneously due to a race condition. This flaw allows a user to crash the system or escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Затронутые продукты
SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-24_49-default-12-2.2
Ссылки
- CVE-2021-3752
- SUSE Bug 1190023
- SUSE Bug 1190432
Описание
prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write.
Затронутые продукты
SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-24_49-default-12-2.2
Ссылки
- CVE-2021-41864
- SUSE Bug 1191317
- SUSE Bug 1191318