Moderate: Red Hat Security Advisory: kernel:4.18.0 security update

An update for the kernel:4.18.0 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

kernel: bpf: Add BPF_PROG_TYPE_CGROUP_SKB attach type enforcement in BPF_LINK_CREATE

In the Linux kernel, the following vulnerability has been resolved: bpf: Add BPFPROGTYPECGROUPSKB attach type enforcement in BPFLINKCREATE bpfprogattach uses attachtypetoprogtype to enforce proper attach type for BPFPROGTYPECGROUPSKB. linkcreate uses bpfprogget and relies on...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

kernel: bpf: Add BPF_PROG_TYPE_CGROUP_SKB attach type enforcement in BPF_LINK_CREATE

In the Linux kernel, the following vulnerability has been resolved: bpf: Add BPFPROGTYPECGROUPSKB attach type enforcement in BPFLINKCREATE bpfprogattach uses attachtypetoprogtype to enforce proper attach type for BPFPROGTYPECGROUPSKB. linkcreate uses bpfprogget and relies on...

kernel: local privileges escalation in kernel/bpf/verifier.c

A flaw was found in the Linux kernel's adjustptrminmaxvals in the kernel/bpf/verifier.c function. In this flaw, a missing sanity check for ORNULL pointer types that perform pointer arithmetic may cause a kernel information leak issue...

kernel:4.18.0 security update

4.18.0-553.30.110.OL8 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

RHEL 8 : kernel:4.18.0 (RHSA-2024:10281)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:10281 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: media: edia: dvbdev: fix a...

kernel security update

5.14.0-503.15.15.OL9 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug:...

Moderate: kernel:4.18.0 security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: media: edia: dvbdev: fix a use-after-free CVE-2024-27043 kernel: Bluetooth: l2cap: fix null-ptr-deref in l2capchantimeout CVE-2024-27399 kernel: bpf: Add BPFPROGTYPECGROUPSKB attach type...

AZL-54626 CVE-2024-53099 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Check validity of link-type in bpflinkshowfdinfo If a newly-added link type doesn't invoke BPFLINKTYPE, accessing bpflinktypestrslink-type may result in an out-of-bounds access. To spot such missed invocations early in the...

CVE-2024-53099

In the Linux kernel, the following vulnerability has been resolved: bpf: Check validity of link-type in bpflinkshowfdinfo If a newly-added link type doesn't invoke BPFLINKTYPE, accessing bpflinktypestrslink-type may result in an out-of-bounds access. To spot such missed invocations early in the...

AZL-54595 CVE-2024-53099 affecting package kernel for versions less than 5.15.176.3-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Check validity of link-type in bpflinkshowfdinfo If a newly-added link type doesn't invoke BPFLINKTYPE, accessing bpflinktypestrslink-type may result in an out-of-bounds access. To spot such missed invocations early in the...

CVE-2024-53099

In the Linux kernel, the following vulnerability has been resolved: bpf: Check validity of link-type in bpflinkshowfdinfo If a newly-added link type doesn't invoke BPFLINKTYPE, accessing bpflinktypestrslink-type may result in an out-of-bounds access. To spot such missed invocations early in the...

CVE-2024-53099 bpf: Check validity of link->type in bpf_link_show_fdinfo()

In the Linux kernel, the following vulnerability has been resolved: bpf: Check validity of link-type in bpflinkshowfdinfo If a newly-added link type doesn't invoke BPFLINKTYPE, accessing bpflinktypestrslink-type may result in an out-of-bounds access. To spot such missed invocations early in the...

CVE-2024-53099 bpf: Check validity of link->type in bpf_link_show_fdinfo()

In the Linux kernel, the following vulnerability has been resolved: bpf: Check validity of link-type in bpflinkshowfdinfo If a newly-added link type doesn't invoke BPFLINKTYPE, accessing bpflinktypestrslink-type may result in an out-of-bounds access. To spot such missed invocations early in the...

CVE-2024-53099

CVE-2024-53099 refers to a Linux kernel vulnerability in BPF: it checks the validity of link->type in bpf_link_show_fdinfo(), preventing out-of-bounds access when a new link type is added but not invoked via BPF_LINK_TYPE(). Affected: Linux kernel releases prior to the patched version; multipl...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Network layer: Do not leave a dangling “sk” pointer when socket creation fails. It is possible to trigger a use-after-free by: - Attaching a “fentry” probe to sockrelease and the probe that calls bpfgetsocketcookie; - Running...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: BPF: Avoid using an uninitialized value in BPFCOREREADBITFIELD Changes from V1: - A default branch is added to the switch statement to initialize val. GCC warns that val may be used uninitialized in the BPFCREREADBITFIELD macro,...

CVE-2024-53054

In the Linux kernel, the following vulnerability has been resolved: cgroup/bpf: use a dedicated workqueue for cgroup bpf destruction A hungtask problem shown below was found: INFO: task kworker/0:0:8 blocked for more than 327 seconds. "echo 0 /proc/sys/kernel/hungtasktimeoutsecs" disables this...

CVE-2024-50262

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix out-of-bounds write in triegetnextkey triegetnextkey allocates a node stack with size trie-maxprefixlen, while it writes trie-maxprefixlen + 1 nodes to the stack when it has full paths from the root to leaves. For exampl...