| Description: | Summary:
The remote host is missing an update for the Debian 'linux' package(s) announced via the DSA-5448-1 advisory.
Vulnerability Insight:
Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks.
CVE-2023-2124
Kyle Zeng, Akshay Ajayan and Fish Wang discovered that missing metadata validation may result in denial of service or potential privilege escalation if a corrupted XFS disk image is mounted.
CVE-2023-2156
It was discovered that the IPv6 RPL protocol implementation in the Linux kernel did not properly handled user-supplied data, resulting in a triggerable assertion. An unauthenticated remote attacker can take advantage of this flaw for denial of service.
CVE-2023-2269
Zheng Zhang reported that improper handling of locking in the device mapper implementation may result in denial of service.
CVE-2023-3090
It was discovered that missing initialization in ipvlan networking may lead to an out-of-bounds write vulnerability, resulting in denial of service or potentially the execution of arbitrary code.
CVE-2023-3212
Yang Lan that missing validation in the GFS2 filesystem could result in denial of service via a NULL pointer dereference when mounting a malformed GFS2 filesystem.
CVE-2023-3268
It was discovered that an out-of-bounds memory access in relayfs could result in denial of service or an information leak.
CVE-2023-3269
Ruihan Li discovered that incorrect lock handling for accessing and updating virtual memory areas (VMAs) may result in privilege escalation.
CVE-2023-3390
A use-after-free flaw in the netfilter subsystem caused by incorrect error path handling may result in denial of service or privilege escalation.
CVE-2023-31084
It was discovered that the DVB Core driver does not properly handle locking of certain events, allowing a local user to cause a denial of service.
CVE-2023-32250
/ CVE-2023-32254
Quentin Minster discovered two race conditions in KSMBD, a kernel server which implements the SMB3 protocol, which could result in denial of service or potentially the execution of arbitrary code.
CVE-2023-35788
Hangyu Hua discovered an out-of-bounds write vulnerability in the Flower classifier which may result in denial of service or the execution of arbitrary code.
For the stable distribution (bookworm), these problems have been fixed in version 6.1.37-1.
We recommend that you upgrade your linux packages.
For the detailed security status of linux please refer to its security tracker page at: [link moved to references]
Affected Software/OS:
'linux' package(s) on Debian 12.
Solution:
Please install the updated package(s).
CVSS Score:
7.6
CVSS Vector:
AV:N/AC:H/Au:N/C:C/I:C/A:C
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