Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: powerpc/paprscm: Do not request stats with a stats buffer of size “0”. Sachin reported 1 that on a POWER-10 lpar, he is encountering a kernel panic when the vPMEM is used and the paprscm probe is called. The panic occurs as...

CVE-2022-49436

In the Linux kernel, the following vulnerability has been resolved: powerpc/paprscm: Fix leaking nvdimmeventsmap elements Right now 'char ' elements allocated for individual 'statid' in 'paprscmpriv.nvdimmeventsmap' during paprscmpmucheckevents, get leaked in paprscmremove and paprscmpmuregister,...

CVE-2022-49353

In the Linux kernel, the following vulnerability has been resolved: powerpc/paprscm: don't requests stats with '0' sized stats buffer Sachin reported 1 that on a POWER-10 lpar he is seeing a kernel panic being reported with vPMEM when paprscm probe is being called. The panic is of the form below...

CVE-2022-49353

In the Linux kernel, the following vulnerability has been resolved: powerpc/paprscm: don't requests stats with '0' sized stats buffer Sachin reported 1 that on a POWER-10 lpar he is seeing a kernel panic being reported with vPMEM when paprscm probe is being called. The panic is of the form below...

CVE-2022-49353

The CVE-2022-49353 entry affects the Linux kernel’s powerpc/papr_scm PMU code. A NULL pointer and kernel panic could be triggered when a zero-sized stat_buffer is passed to drc_pmem_query_stats() for NVDIMM performance IDs because papr_scm_pmu_check_events() did not verify p->stat_buffer_len b...