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Mageia: 2020-0201 Moderate: Fixing Kernel Use-After-Free Issue

mageia
Calendar Grey May 5, 2020
Dist Mageia Esm H88
Mageia releases upgraded kernel packages addressing a use-after-free vulnerability, improving both system security and overall stability.
This update is based on the upstream 5.6.8 kernel and fixes atleast the following security issue: usb_sg_cancel in drivers/usb/core/message.c in the Linux kernel before 5.6.8 has ...

Summary

This update is based on the upstream 5.6.8 kernel and fixes atleast the following security issue:
usb_sg_cancel in drivers/usb/core/message.c in the Linux kernel before 5.6.8 has a use-after-free because a transfer occurs without a reference(CVE-2020-12464).
Other fixes in this update: - printk: queue wake_up_klogd irq_work only if per-CPU areas are ready - Fix use after free in get_tree_bdev() - propagate_one(): mnt_set_mountpoint() needs mount_lock - iwlwifi: pcie: handle QuZ configs with killer NICs as well - Fix building out of tree modules on aarch64 (pterjan)
For other fixes and changes in this update, see the refenced changelogs.

References

- https://bugs.mageia.org/show_bug.cgi?id=26570

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.7

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8

- https://www.cve.org/CVERecord?id=CVE-2020-12464

Resolution

SRPMS

- 7/core/kernel-5.6.8-1.mga7

- 7/core/kmod-virtualbox-6.0.20-4.mga7

- 7/core/kmod-xtables-addons-3.9-2.mga7

Publication date: 05 May 2020
URL: https://advisories.mageia.org/MGASA-2020-0201.html
Type: security
CVE: CVE-2020-12464

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