Red Hat Security AdvisoryRHSA-2026:25217
kernel security update
Released 2026-06-11 · Red Hat rating Important · View on Red Hat →
Fixes 11 records
Priority MEDIUM 50
In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve mac_len headroom when recompressed SRH grows ipv6_rpl_srh_rcv() decompresses an RFC 6554 Source Routing Header, swaps the next segmen…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00732 · Published 2026-05-21 · Partial fix · 5.10.258, 5.15.209 +6 CWE-787
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 50
In the Linux kernel, the following vulnerability has been resolved: ip6_tunnel: clear skb2->cb[] in ip4ip6_err() Oskar Kjos reported the following problem.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00688 · Published 2026-05-01 · Partial fix · 5.10.253, 5.15.203 +6 CWE-121
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event() Sashiko points out the radix_tree itself is RCU safe, but nothing ever frees the mlx4_srq struct with…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00144 · Published 2026-05-28 · Partial fix · 6.1.191, 6.6.160 +4 CWE-366
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: ctnetlink: ensure safe access to master conntrack Holding reference on the expectation is not sufficient, the master conntrack object can jus…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00101 · Published 2026-05-06 · Partial fix · 6.1.176, 6.6.143 +4 CWE-362
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: net: mana: fix use-after-free in add_adev() error path If auxiliary_device_add() fails, add_adev() jumps to add_fail and calls auxiliary_device_uninit(a…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00117 · Published 2026-05-01 · Fixed in 6.6.134, 6.12.81 +3 CWE-416
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: net: bonding: fix use-after-free in bond_xmit_broadcast() bond_xmit_broadcast() reuses the original skb for the last slave (determined by bond_is_last_s…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00129 · Published 2026-04-13 · Partial fix · 5.10.273, 5.15.224 +7 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 33
In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: fix use-after-free on disconnect In usb6fire_chip_abort(), the chip struct is allocated as the card's private data (via snd_card_new with s…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00128 · Published 2026-04-24 · Partial fix · 5.10.258, 5.15.209 +10 CWE-416