USN-5113-1: Linux kernel vulnerabilities

It was discovered that a race condition existed in the Atheros Ath9k WiFi driver in the Linux kernel. An attacker could possibly use this to expose sensitive information WiFi network traffic. CVE-2020-3702 Alois Wohlschlager discovered that the overlay file system in the Linux kernel did not...

GSD-2021-1001684 bpf, s390: Fix potential memory leak about jit_data

bpf, s390: Fix potential memory leak about jitdata This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.14.12 by commit...

UVI-2021-1001630 bpf: Fix integer overflow in prealloc_elems_and_freelist()

bpf: Fix integer overflow in preallocelemsandfreelist This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.73 by commit...

GSD-2021-1001621 bpf, s390: Fix potential memory leak about jit_data

bpf, s390: Fix potential memory leak about jitdata This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.73 by commit...

UVI-2021-1001621 bpf, s390: Fix potential memory leak about jit_data

bpf, s390: Fix potential memory leak about jitdata This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.73 by commit...

UVI-2021-1001584 bpf: Fix integer overflow in prealloc_elems_and_freelist()

bpf: Fix integer overflow in preallocelemsandfreelist This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.153 by commit...

GSD-2021-1001584 bpf: Fix integer overflow in prealloc_elems_and_freelist()

bpf: Fix integer overflow in preallocelemsandfreelist This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.153 by commit...

GSD-2021-1001578 bpf, s390: Fix potential memory leak about jit_data

bpf, s390: Fix potential memory leak about jitdata This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.153 by commit...

UVI-2021-1001578 bpf, s390: Fix potential memory leak about jit_data

bpf, s390: Fix potential memory leak about jitdata This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.153 by commit...

GSD-2021-1001526 bpf: Fix integer overflow in prealloc_elems_and_freelist()

bpf: Fix integer overflow in preallocelemsandfreelist This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.251 by commit...

UVI-2021-1001507 bpf: Fix integer overflow in prealloc_elems_and_freelist()

bpf: Fix integer overflow in preallocelemsandfreelist This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.9.287 by commit...

USN-5092-3: Linux kernel (Azure) regression

USN-5092-2 fixed vulnerabilities in Linux 5.11-based kernels. Unfortunately, for Linux kernels intended for use within Microsoft Azure environments, that update introduced a regression that could cause the kernel to fail to boot in large Azure instance types. This update fixes the problem. We...

SUSE SLES15: cluster-md-kmp-rt / dlm-kmp-rt / gfs2-kmp-rt / kernel-devel-rt / etc (SUSE-SU-2021:3415-1)

The remote SUSE Linux SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3415-1 advisory. The SUSE Linux Enterprise 15 SP3 kernel was updated. The following security bugs were fixed: - CVE-2020-3702: Fixed a bug which could be...

Unbreakable Enterprise kernel security update

5.4.17-2136.300.7 - KVM: SVM: Fix mismerge in svmupdatepiirte Liam Merwick Orabug: 33446526 - Revert KVM: x86: hyperv: Remove duplicate definitions of Reference TSC Page Liam Merwick Orabug: 33450675 5.4.17-2136.300.6 - Revert scsi: core: Cap scsihost cmdperlun at canqueue Jack Vogel Orabug:...

Security update for the Linux Kernel (important)

openSUSE Security Update: Security update for the Linux Kernel Announcement ID: openSUSE-SU-2021:3387-1 Rating: important References: 1065729 1148868 1152489 1154353 1159886 1167773 1170774 1171688 1173746 1174003 1176447 1176940 1177028 1178134 1184439 1184804 1185302 1185550 1185677 1185726...

Security update for the Linux Kernel (important)

openSUSE Security Update: Security update for the Linux Kernel Announcement ID: openSUSE-SU-2021:3338-1 Rating: important References: 1065729 1148868 1152489 1154353 1159886 1167773 1170774 1171688 1173746 1174003 1176447 1176940 1177028 1178134 1184439 1184804 1185302 1185550 1185677 1185726...

Amazon Linux AMI : kernel (ALAS-2021-1539)

The version of kernel installed on the remote host is prior to 4.14.248-129.473. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS-2021-1539 advisory. A flaw was found in the Linux kernel. When reusing a socket with an attached dccpshctxccid as a listener, the socke...

DEBIAN-CVE-2021-41864

preallocelemsandfreelist 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...

USN-5091-2: Linux kernel (Raspberry Pi) vulnerabilities

Ofek Kirzner, Adam Morrison, Benedict Schlueter, and Piotr Krysiuk discovered that the BPF verifier in the Linux kernel missed possible mispredicted branches due to type confusion, allowing a side-channel attack. An attacker could use this to expose sensitive information. CVE-2021-33624 It was...

USN-5096-1: Linux kernel (OEM) vulnerabilities

Valentina Palmiotti discovered that the iouring subsystem in the Linux kernel could be coerced to free adjacent memory. A local attacker could use this to execute arbitrary code. CVE-2021-41073 Benedict Schlueter discovered that the BPF subsystem in the Linux kernel did not properly protect again...