The following advisory data is extracted from:

https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_11486.json

Red Hat officially shut down their mailing list notifications October 10, 2023.  Due to this, Packet Storm has recreated the below data as a reference point to raise awareness.  It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.

- Packet Storm Staff




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Red Hat Security Advisory

Synopsis:           Moderate: kernel security update
Advisory ID:        RHSA-2024:11486-03
Product:            Red Hat Enterprise Linux
Advisory URL:       https://access.redhat.com/errata/RHSA-2024:11486
Issue date:         2024-12-19
Revision:           03
CVE Names:          CVE-2024-27399
====================================================================

Summary: 

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 CVE link(s) in the References section.




Description:

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: Bluetooth: l2cap: fix null-ptr-deref in l2cap_chan_timeout (CVE-2024-27399)

* kernel: bpf: Add BPF_PROG_TYPE_CGROUP_SKB attach type enforcement in BPF_LINK_CREATE (CVE-2024-38564)

* kernel: bpf: Fix a kernel verifier crash in stacksafe() (CVE-2024-45020)

* kernel: nfsd: ensure that nfsd4_fattr_args.context is zeroed out (CVE-2024-46697)

* kernel: bpf: Fix use-after-free in bpf_uprobe_multi_link_attach() (CVE-2024-47675)

* kernel: bpf: Fix a sdiv overflow issue (CVE-2024-49888)

* kernel: arm64: probes: Remove broken LDR (literal) uprobe support (CVE-2024-50099)

* kernel: xfrm: fix one more kernel-infoleak in algo dumping (CVE-2024-50110)

* kernel: Bluetooth: SCO: Fix UAF on sco_sock_timeout (CVE-2024-50125)

* kernel: Bluetooth: ISO: Fix UAF on iso_sock_timeout (CVE-2024-50124)

* kernel: KVM: nSVM: Ignore nCR3[4:0] when loading PDPTEs from memory (CVE-2024-50115)

* kernel: xfrm: validate new SA's prefixlen using SA family when sel.family is unset (CVE-2024-50142)

* kernel: Bluetooth: bnep: fix wild-memory-access in proto_unregister (CVE-2024-50148)

* kernel: irqchip/gic-v4: Don't allow a VMOVP on a dying VPE (CVE-2024-50192)

* kernel: Bluetooth: hci: fix null-ptr-deref in hci_read_supported_codecs (CVE-2024-50255)

* kernel: sched/numa: Fix the potential null pointer dereference in task_numa_work() (CVE-2024-50223)

* kernel: bpf: Fix out-of-bounds write in trie_get_next_key() (CVE-2024-50262)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.


Solution:

https://access.redhat.com/articles/11258



CVEs:

CVE-2024-27399

References:

https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=2280462
https://bugzilla.redhat.com/show_bug.cgi?id=2293429
https://bugzilla.redhat.com/show_bug.cgi?id=2311717
https://bugzilla.redhat.com/show_bug.cgi?id=2312085
https://bugzilla.redhat.com/show_bug.cgi?id=2320254
https://bugzilla.redhat.com/show_bug.cgi?id=2320517
https://bugzilla.redhat.com/show_bug.cgi?id=2323904
https://bugzilla.redhat.com/show_bug.cgi?id=2323930
https://bugzilla.redhat.com/show_bug.cgi?id=2323937
https://bugzilla.redhat.com/show_bug.cgi?id=2323944
https://bugzilla.redhat.com/show_bug.cgi?id=2323955
https://bugzilla.redhat.com/show_bug.cgi?id=2324315
https://bugzilla.redhat.com/show_bug.cgi?id=2324332
https://bugzilla.redhat.com/show_bug.cgi?id=2324612
https://bugzilla.redhat.com/show_bug.cgi?id=2324867
https://bugzilla.redhat.com/show_bug.cgi?id=2324868
https://bugzilla.redhat.com/show_bug.cgi?id=2324892