QID 354114

Date Published: 2022-11-14

QID 354114: Amazon Linux Security Advisory for kernel : ALAS2-2022-1876

a vulnerability was found in linux kernel.
It has been declared as problematic.
Affected by this vulnerability is the function intr_callback of the file drivers/net/usb/r8152.c of the component bpf.
The manipulation leads to logging of excessive data.
The attack can be launched remotely.
It is recommended to apply a patch to fix this issue.
The associated identifier of this vulnerability is vdb-211363. (
( CVE-2022-3594) a vulnerability was found in linux kernel.
It has been classified as problematic.
Affected is the function nilfs_bmap_lookup_at_level of the file fs/nilfs2/inode.c of the component nilfs2.
The manipulation leads to null pointer dereference.
It is possible to launch the attack remotely.
The identifier of this vulnerability is vdb-211920. (
( CVE-2022-3621) a vulnerability, which was classified as problematic, has been found in linux kernel.
This issue affects the function nilfs_attach_log_writer of the file fs/nilfs2/segment.c of the component bpf.
The manipulation leads to memory leak.
The attack may be initiated remotely.
The identifier vdb-211961 was assigned to this vulnerability. (
( CVE-2022-3646) a vulnerability was found in linux kernel.
Affected is the function nilfs_new_inode of the file fs/nilfs2/inode.c of the component bpf.
The manipulation leads to use after free.
The identifier of this vulnerability is vdb-211992. (
( CVE-2022-3649) an issue was discovered in the linux kernel before 5.19.
In pxa3xx_gcu_write in drivers/video/fbdev/pxa3xx-gcu.c, the count parameter has a type conflict of size_t versus int, causing an integer overflow and bypassing the size check.
( CVE-2022-40768)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Critical - 9.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2-2022-1876 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 354114

    CVE-2022-40768 | CVE-2022-3649 | CVE-2022-3594 | CVE-2022-3621 | CVE-2022-3646 | CVE-2022-39842 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2-2022-1876 Amazon Linux 2 URL Logo alas.aws.amazon.com/AL2/ALAS-2022-1876.html
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