CVE-2024-43910

In the Linux kernel, the following vulnerability has been resolved: bpf: add missing checkfuncargregoff to prevent out-of-bounds memory accesses Currently, it's possible to pass in a modified CONSTPTRTODYNPTR to a global function as an argument. The adverse effects of this is that BPF helpers can...

CVE-2024-43910 bpf: add missing check_func_arg_reg_off() to prevent out-of-bounds memory accesses

In the Linux kernel, the following vulnerability has been resolved: bpf: add missing checkfuncargregoff to prevent out-of-bounds memory accesses Currently, it's possible to pass in a modified CONSTPTRTODYNPTR to a global function as an argument. The adverse effects of this is that BPF helpers can...

SUSE CVE-2022-48939

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

SUSE CVE-2022-48940

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to incorrect copymapvalue When both bpfspinlock and bpftimer are present in a BPF map value, copymapvalue needs to skirt both objects when copying a value into and out of the map. However, the current code does...

CVE-2022-48940

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to incorrect copymapvalue When both bpfspinlock and bpftimer are present in a BPF map value, copymapvalue needs to skirt both objects when copying a value into and out of the map. However, the current code does...

CVE-2022-48939

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

CVE-2022-48929

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to out of bounds access into reg2btfids. When commit e6ac2450d6de "bpf: Support bpf program calling kernel function" added kfunc support, it defined reg2btfids as a cheap way to translate the verifier reg type ...

CVE-2022-48940

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to incorrect copymapvalue When both bpfspinlock and bpftimer are present in a BPF map value, copymapvalue needs to skirt both objects when copying a value into and out of the map. However, the current code does...

DEBIAN-CVE-2022-48939

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

DEBIAN-CVE-2022-48940

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to incorrect copymapvalue When both bpfspinlock and bpftimer are present in a BPF map value, copymapvalue needs to skirt both objects when copying a value into and out of the map. However, the current code does...

CVE-2022-48939

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

CVE-2022-48929

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to out of bounds access into reg2btfids. When commit e6ac2450d6de "bpf: Support bpf program calling kernel function" added kfunc support, it defined reg2btfids as a cheap way to translate the verifier reg type ...

CVE-2022-48939

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

CVE-2022-48929

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to out of bounds access into reg2btfids. When commit e6ac2450d6de "bpf: Support bpf program calling kernel function" added kfunc support, it defined reg2btfids as a cheap way to translate the verifier reg type ...

CVE-2022-48940

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to incorrect copymapvalue When both bpfspinlock and bpftimer are present in a BPF map value, copymapvalue needs to skirt both objects when copying a value into and out of the map. However, the current code does...

UBUNTU-CVE-2022-48939

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

UBUNTU-CVE-2022-48940

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to incorrect copymapvalue When both bpfspinlock and bpftimer are present in a BPF map value, copymapvalue needs to skirt both objects when copying a value into and out of the map. However, the current code does...

CVE-2022-48940 bpf: Fix crash due to incorrect copy_map_value

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to incorrect copymapvalue When both bpfspinlock and bpftimer are present in a BPF map value, copymapvalue needs to skirt both objects when copying a value into and out of the map. However, the current code does...

CVE-2022-48940 bpf: Fix crash due to incorrect copy_map_value

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to incorrect copymapvalue When both bpfspinlock and bpftimer are present in a BPF map value, copymapvalue needs to skirt both objects when copying a value into and out of the map. However, the current code does...

CVE-2022-48940

CVE-2022-48940: In the Linux kernel, a crash can occur in BPF map handling when both a bpf_spin_lock and a bpf_timer are present in a map value. The root cause is that copy_map_value does not set both s_off and t_off when copying values in and out of the map, which can lead to overwriting the oth...