Red Hat Security AdvisoryRHSA-2026:25218
kernel security update
Released 2026-06-11 · Red Hat rating Important · View on Red Hat →
Fixes 13 records
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 42
In the Linux kernel, the following vulnerability has been resolved: netfilter: xt_tcpmss: check remaining length before reading optlen Quoting reporter: In net/netfilter/xt_tcpmss.c (lines 53-68), the TCP option parser r…
CVSS 3.1HIGH 8.2· Network · No auth · No interaction · EPSS 0.00463 · Published 2026-05-06 · Partial fix · 5.10.252, 5.15.202 +6 CWE-125
Priority MEDIUM 40
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: validate bsscfg indices in IF events brcmf_fweh_handle_if_event() validates the firmware-provided interface index before it touches drvr…
CVSS 3.1HIGH 8.8· Adjacent network · No auth · No interaction · EPSS 0.0027 · Published 2026-05-06 · Partial fix · 5.10.258, 5.15.209 +6 CWE-129
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 39
In the Linux kernel, the following vulnerability has been resolved: crypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id Use check_add_overflow() to guard against potential integer overflows when addi…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00142 · Published 2025-12-24 · Partial fix · 5.10.248, 5.15.198 +6
Priority LOW 39
In the Linux kernel, the following vulnerability has been resolved: net: use dst_dev_rcu() in sk_setup_caps() Use RCU to protect accesses to dst->dev from sk_setup_caps() and sk_dst_gso_max_size().
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00193 · Published 2025-11-12 · Partial fix · 6.1.191, 6.6.160 +3
Priority LOW 36
In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6_output() Use RCU in ip6_output() in order to use dst_dev_rcu() to prevent possible UAF.
CVSS 3.1HIGH 8.1· Network · No auth · No interaction · EPSS 0.00555 · Published 2025-11-12 · Partial fix · 6.1.191, 6.6.160 +3
Priority LOW 36
In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6_xmit() Use RCU in ip6_xmit() in order to use dst_dev_rcu() to prevent possible UAF.
CVSS 3.1HIGH 8.1· Network · No auth · No interaction · EPSS 0.0071 · Published 2025-11-12 · Partial fix · 5.15.224, 6.1.167 +4
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Avoid releasing netdev before teardown completes The patch cited in the Fixes tag below changed the teardown code for OVS ports to no…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00105 · Published 2026-04-22 · Partial fix · 5.10.253, 5.15.203 +6 CWE-362
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count() In iscsit_dec_conn_usage_count(), the function calls complete() while holding t…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00142 · Published 2026-02-18 · Partial fix · 5.10.250, 5.15.200 +5 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: iommu: disable SVA when CONFIG_X86 is set Patch series "Fix stale IOTLB entries for kernel address space", v7.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00162 · Published 2026-01-13 · Partial fix · 5.10.273, 5.15.200 +5 CWE-416