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Mageia 8: MGASA-2021-0507 Moderate: Kernel Security Threats

mageia
Calendar Grey November 11, 2021
Dist Mageia Esm H88
A new kernel patch for Mageia tackles several security flaws to bolster system robustness and reliability.
This kernel update is based on upstream 5.10.78 and fixes atleast the following security issues: A use-after-free vulnerability in the NFC stack can lead to a threat to confidenti...

Summary

This kernel update is based on upstream 5.10.78 and fixes atleast the following security issues:
A use-after-free vulnerability in the NFC stack can lead to a threat to confidentiality, integrity, and system availability (CVE-2021-3760).
A flaw in the SCTP stack where a blind attacker may be able to kill an existing SCTP association through invalid chunks if the attacker knows the IP-addresses and port numbers being used and the attacker can send packets with spoofed IP addresses (CVE-2021-3772).
A flaw heap buffer overflow in the Linux kernel's AMD Radeon graphics card driver was found in the way user writes some malicious data to the AMD GPU Display Driver Debug Filesystem (to the VGA sub-directory of the /sys/kernel/debug/ directory). A local user could use this flaw to crash the system or escalate their privileges on the system (CVE-2021-42327).
A flaw was discovered in the cryptographic receive code in the Linux kernel's implementation of transparent interprocess communication....

Read the Full Advisory

References

- https://bugs.mageia.org/show_bug.cgi?id=29628

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.76

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.77

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.78

- https://www.cve.org/CVERecord?id=CVE-2021-3760

- https://www.cve.org/CVERecord?id=CVE-2021-3772

- https://www.cve.org/CVERecord?id=CVE-2021-42327

- https://www.cve.org/CVERecord?id=CVE-2021-43267

- https://www.cve.org/CVERecord?id=CVE-2021-43389

Resolution

SRPMS

- 8/core/kernel-5.10.78-1.mga8

- 8/core/kmod-virtualbox-6.1.28-1.4.mga8

- 8/core/kmod-xtables-addons-3.18-1.28.mga8

- 8/core/wireguard-tools-1.0.20210914-1.mga8

Publication date: 11 Nov 2021
URL: https://advisories.mageia.org/MGASA-2021-0507.html
Type: security
CVE: CVE-2021-3760, CVE-2021-3772, CVE-2021-42327, CVE-2021-43267, CVE-2021-43389

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