Red Hat Security AdvisoryRHSA-2026:55761
kpatch-patch-4_18_0-477_107_1, kpatch-patch-4_18_0-477_120_1, kpatch-patch-4_18_0-477_130_1, kpatch-patch-4_18_0-477_143_1, and kpatch-patch-4_18_0-477_97_1 security update
Released 2026-08-19 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux BaseOS E4S (v.8.8) kpatch-patch-4_18_0-477_107_1-1-12.el8_8, kpatch-patch-4_18_0-477_120_1-1-11.el8_8, kpatch-patch-4_18_0-477_130_1-1-9.el8_8 +2
Fixes 4 records
Priority MEDIUM 50
In the Linux kernel, the following vulnerability has been resolved: net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_handle tcf_classify() can return TC_ACT_CONSUMED while the skb is held by the defragmentation e…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00655 · Published 2026-07-26 · Fixed in 5.15.212, 6.1.178 +6 CWE-416
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 48
In the Linux kernel, the following vulnerability has been resolved: ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach() Sashiko AI-review observed: In ip6_err_gen_icmpv6_unreach(), the skb is an outer IPv4 ICMP…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00255 · Published 2026-05-01 · Partial fix · 5.10.253, 5.15.203 +6 CWE-787
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