CVE-2021-47418

In the Linux kernel, the following vulnerability has been resolved: netsched: fix NULL deref in fifosetlimit syzbot reported another NULL deref in fifosetlimit 1 I could repro the issue with : unshare -n tc qd add dev lo root handle 1:0 tbf limit 200000 burst 70000 rate 100Mbit tc qd replace dev ...

CVE-2021-47418

In the Linux kernel, the following vulnerability has been resolved: netsched: fix NULL deref in fifosetlimit syzbot reported another NULL deref in fifosetlimit 1 I could repro the issue with : unshare -n tc qd add dev lo root handle 1:0 tbf limit 200000 burst 70000 rate 100Mbit tc qd replace dev ...

kernel: Fix of 7 CVEs

KVM: nSVM: avoid picking up unsupported bits from L2 in intctl CVE-2021-3653 CVE-2021-3653 - xen/netfront: fix leaking data in shared pages CVE-2022-33740 - xfs: fix up non-directory creation in SGID directories CVE-2021-4037 - netsched: clsroute: remove from list when handle is 0 CVE-2022-2588 -...

kernel: Fix of 7 CVEs

KVM: nSVM: avoid picking up unsupported bits from L2 in intctl CVE-2021-3653 CVE-2021-3653 - xen/netfront: fix leaking data in shared pages CVE-2022-33740 - xfs: fix up non-directory creation in SGID directories CVE-2021-4037 - netsched: clsroute: remove from list when handle is 0 CVE-2022-2588 -...

Out-of-bounds write in Linux kernel's net/sched: sch_qfq component

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CVE-2023-31436

Summary: CVE-2023-31436 affects the Linux kernel net/sched/qfq subsystem (qfq_change_class in net/sched/sch_qfq.c). The flaw allows a heap/out-of-bounds write because lmax can exceed QFQ_MIN_LMAX, leading to information disclosure, privilege escalation, or denial of service as described in public...

Unbreakable Enterprise kernel security update

5.15.0-2.52.3 - posix-cpu-timers: Cleanup CPU timers before freeing them during exec Thadeu Lima de Souza Cascardo Orabug: 34495548 CVE-2022-2585 - fix race between exititimers and /proc/pid/timers Oleg Nesterov Orabug: 34495548 - rds: ib: Add preemption control when using per-cpu variables Hakon...

GSD-2022-1006307 net_sched: cls_route: remove from list when handle is 0

netsched: clsroute: remove from list when handle is 0 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 v4.9.326 by commit...

GSD-2022-1006225 net_sched: cls_route: remove from list when handle is 0

netsched: clsroute: remove from list when handle is 0 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 v4.14.291 by commit...

GSD-2022-1006119 net_sched: cls_route: remove from list when handle is 0

netsched: clsroute: remove from list when handle is 0 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 v4.19.256 by commit...

GSD-2022-1005984 net_sched: cls_route: remove from list when handle is 0

netsched: clsroute: remove from list when handle is 0 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 v5.4.211 by commit...

GSD-2022-1005807 net_sched: cls_route: remove from list when handle is 0

netsched: clsroute: remove from list when handle is 0 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 v5.10.137 by commit...

GSD-2022-1005536 net_sched: cls_route: remove from list when handle is 0

netsched: clsroute: remove from list when handle is 0 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 v5.15.61 by commit...

GSD-2022-1005171 net_sched: cls_route: remove from list when handle is 0

netsched: clsroute: remove from list when handle is 0 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 v5.19.2 by commit...

Unbreakable Enterprise kernel-container security update

4.14.35-2047.517.3.el7 - KVM: x86: use raw clock values consistently Paolo Bonzini Orabug: 34575637 - KVM: x86: reorganize pvclockgtoddata members Paolo Bonzini Orabug: 34575637 - KVM: x86: switch KVMCLOCK base to monotonic raw clock Marcelo Tosatti Orabug: 34575637 4.14.35-2047.517.2.el7 - kernf...

Unbreakable Enterprise kernel security update

4.1.12-124.66.3 - fuse: fix pipe buffer lifetime for directio Miklos Szeredi Orabug: 33981149 CVE-2022-1011 - vt: drop old FONT ioctls Jiri Slaby Orabug: 34408794 CVE-2021-33656 - video: ofdisplaytiming.h: include errno.h Hsin-Yi Wang Orabug: 34408910 CVE-2021-33655 - fbcon: Disallow setting font...

Unbreakable Enterprise kernel-container security update

5.15.0-1.43.4.1 - netsched: clsroute: remove from list when handle is 0 Thadeu Lima de Souza Cascardo Orabug: 34460936 CVE-2022-2588 5.15.0-1.43.4 - Revert selftests/bpf: add tests verifying unprivileged bpf behaviour Alan Maguire Orabug: 34399286 - Revert selftests/bpf: Add test for reg2btfids o...

Unbreakable Enterprise kernel security update

4.14.35-2047.516.1.1 - netsched: clsroute: remove from list when handle is 0 Thadeu Lima de Souza Cascardo Orabug: 34460938 CVE-2022-2588 4.14.35-2047.516.1 - KVM: x86: Avoid theoretical NULL pointer dereference in kvmirqdeliverytoapicfast Vitaly Kuznetsov Orabug: 34323860 CVE-2022-2153 - KVM: x8...

Unbreakable Enterprise kernel security update

5.15.0-1.43.4.1 - netsched: clsroute: remove from list when handle is 0 Thadeu Lima de Souza Cascardo Orabug: 34460936 CVE-2022-2588 5.15.0-1.43.4 - Revert selftests/bpf: add tests verifying unprivileged bpf behaviour Alan Maguire Orabug: 34399286 - Revert selftests/bpf: Add test for reg2btfids o...

Unbreakable Enterprise kernel-container security update

4.14.35-2047.516.1.1 - netsched: clsroute: remove from list when handle is 0 Thadeu Lima de Souza Cascardo Orabug: 34460938 CVE-2022-2588 4.14.35-2047.516.1 - KVM: x86: Avoid theoretical NULL pointer dereference in kvmirqdeliverytoapicfast Vitaly Kuznetsov Orabug: 34323860 CVE-2022-2153 - KVM: x8...