Important: kernel

Issue Overview: A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality. CVE-2023-20588 The fix for XSA-423 added logic to Linux'es netback driver to deal with a frontend splitting a packet in a way such that not all of the...

PT-2023-4878

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free vulnerability in the Linux kernel's net/sched: cls fw component can be exploited to achieve local privilege escalation. When fw change is called on an existing filter, t...

DEBIAN-CVE-2023-3610

A use-after-free vulnerability in the Linux kernel's netfilter: nftables component can be exploited to achieve local privilege escalation. Flaw in the error handling of bound chains causes a use-after-free in the abort path of NFTMSGNEWRULE. The vulnerability requires CAPNETADMIN to be triggered...

AZL-27673 CVE-2023-3610 affecting package kernel for versions less than 5.15.122.1-2

A use-after-free vulnerability in the Linux kernel's netfilter: nftables component can be exploited to achieve local privilege escalation. Flaw in the error handling of bound chains causes a use-after-free in the abort path of NFTMSGNEWRULE. The vulnerability requires CAPNETADMIN to be triggered...

DEBIAN-CVE-2023-3776

A use-after-free vulnerability in the Linux kernel's net/sched: clsfw component can be exploited to achieve local privilege escalation. If tcfchangeindev fails, fwsetparms will immediately return an error after incrementing or decrementing the reference counter in tcfbindfilter. If an attacker ca...

AZL-27676 CVE-2023-3609 affecting package kernel for versions less than 5.15.122.1-2

A use-after-free vulnerability in the Linux kernel's net/sched: clsu32 component can be exploited to achieve local privilege escalation. If tcfchangeindev fails, u32setparms will immediately return an error after incrementing or decrementing the reference counter in tcfbindfilter. If an attacker...

UBUNTU-CVE-2023-3609

A use-after-free vulnerability in the Linux kernel's net/sched: clsu32 component can be exploited to achieve local privilege escalation. If tcfchangeindev fails, u32setparms will immediately return an error after incrementing or decrementing the reference counter in tcfbindfilter. If an attacker...

AZL-27350 CVE-2023-3090 affecting package kernel for versions less than 5.15.118.1-2

A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation. The out-of-bounds write is caused by missing skb-cb initialization in the ipvlan network driver. The vulnerability is reachable if CONFIGIPVLAN is enabled. We...

PT-2023-23002 · H2O · H2O

Name of the Vulnerable Software and Affected Versions: H2O versions 2.3.0-beta2 and prior Description: H2O is an HTTP server. When the reverse proxy handler tries to process a certain type of invalid HTTP request, it tries to build an upstream URL by reading from an uninitialized pointer. This...

DEBIAN-CVE-2023-0461

There is a use-after-free vulnerability in the Linux Kernel which can be exploited to achieve local privilege escalation. To reach the vulnerability kernel configuration flag CONFIGTLS or CONFIGXFRMESPINTCP has to be configured, but the operation does not require any privilege. There is a...

AZL-25353 CVE-2023-0461 affecting package kernel for versions less than 5.15.102.1-1

There is a use-after-free vulnerability in the Linux Kernel which can be exploited to achieve local privilege escalation. To reach the vulnerability kernel configuration flag CONFIGTLS or CONFIGXFRMESPINTCP has to be configured, but the operation does not require any privilege. There is a...

SUSE CVE-2022-1055

A use-after-free exists in the Linux Kernel in tcnewtfilter that could allow a local attacker to gain privilege escalation. The exploit requires unprivileged user namespaces. We recommend upgrading past commit 04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5...