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Red Hat Security Advisory

RHSA-2026:33899

kernel security, bug fix, and enhancement update

Released 2026-07-01 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 9 records

TI-2026-31304 CVE-2026-43125 · GHSA-fr2c-799q-pg3x

dlm: validate length in dlm_search_rsb_tree

Priority MEDIUM 50

In the Linux kernel, the following vulnerability has been resolved: dlm: validate length in dlm_search_rsb_tree The len parameter in dlm_dump_rsb_name() is not validated and comes from network messages.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00538 Published 2026-05-06 Partial fix · 5.15.224, 6.1.191 +5 CWE-787
Priority MEDIUM 49

In the Linux kernel, the following vulnerability has been resolved: libceph: prevent potential out-of-bounds reads in handle_auth_done() Perform an explicit bounds check on payload_len to avoid a possible out-of-bounds a…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00407 Published 2026-01-23 Partial fix · 5.15.198, 6.1.161 +4 CWE-125
Priority MEDIUM 48

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack_h323: check for zero length in DecodeQ931() In DecodeQ931(), the UserUserIE code path reads a 16-bit length from the packet, the…

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.01587 Published 2026-04-03 Partial fix · 5.10.253, 5.15.203 +6 CWE-125
Priority MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: libceph: make decode_pool() more resilient against corrupted osdmaps If the osdmap is (maliciously) corrupted such that the encoded length of ceph_pg_po…

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.00458 Published 2026-01-14 Partial fix · 5.10.248, 5.15.198 +5 CWE-125
Priority LOW 39

In the Linux kernel, the following vulnerability has been resolved: libceph: replace overzealous BUG_ON in osdmap_apply_incremental() If the osdmap is (maliciously) corrupted such that the incremental osdmap epoch is dif…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00403 Published 2026-01-23 Partial fix · 5.10.248, 5.15.198 +5 CWE-400
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL The SCTP_SENDALL path in sctp_sendmsg() iterates ep->asocs with list_for_each_…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00104 Published 2026-05-28 Fixed in 5.10.258, 5.15.209 +6 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix peer runtime UAF during format-change stop loopback_check_format() may stop the capture side when playback starts with parameters that…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00104 Published 2026-05-27 Partial fix · 5.10.259, 5.15.210 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix double free in rxe_srq_from_init In rxe_srq_from_init(), the queue pointer 'q' is assigned to 'srq->rq.queue' before copying the SRQ numbe…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00199 Published 2026-05-27 Partial fix · 4.20, 5.10.259 +7 CWE-415
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: strictly check for maximum number of actions The maximum number of flowtable hardware offload actions in IPv6 is: * ethernet mangl…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00178 Published 2026-05-08 Partial fix · 5.15.203, 6.1.168 +5 CWE-122