Red Hat Security AdvisoryRHSA-2026:41236
kernel-rt security, bug fix, and enhancement update
Released 2026-07-17 · Red Hat rating Critical · View on Red Hat →
Fixes 16 records
Priority HIGH 69
In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions cifs.spnego key descriptions contain authority-bearing fields such as pid, uid, creduid, and upca…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00413 · Published 2026-06-01 · Fixed in 5.10.258, 5.15.209 +6 CWE-20
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 MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: tcp: fix potential race in tcp_v6_syn_recv_sock() Code in tcp_v6_syn_recv_sock() after the call to tcp_v4_syn_recv_sock() is done too late.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00298 · Published 2026-05-06 · Partial fix · 5.10.270, 5.15.221 +6 CWE-362
Priority MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: usbip: validate number_of_packets in usbip_pack_ret_submit() When a USB/IP client receives a RET_SUBMIT response, usbip_pack_ret_submit() unconditionall…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00311 · Published 2026-04-24 · Partial fix · 2.6.33, 2.6.34 +12 CWE-787
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 47
In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6t_eui64: reject invalid MAC header for all packets `eui64_mt6()` derives a modified EUI-64 from the Ethernet source address and compares i…
CVSS 3.1CRITICAL 9.4· Network · No auth · No interaction · EPSS 0.00485 · Published 2026-04-25 · Partial fix · 5.10.258, 5.15.209 +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: xfs: fix freemap adjustments when adding xattrs to leaf blocks xfs/592 and xfs/794 both trip this assertion in the leaf block freemap adjustment code af…
CVSS 3.1HIGH 8.8· Network · Low privileges · No interaction · EPSS 0.00469 · Published 2026-05-06 · Partial fix · 5.10.252, 5.15.202 +6 CWE-664
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 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: 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: can: raw: fix ro->uniq use-after-free in raw_rcv() raw_release() unregisters raw CAN receive filters via can_rx_unregister(), but receiver deletion is d…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00165 · Published 2026-04-23 · Fixed in 5.10.258, 5.15.209 +7 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: RDMA/umad: Reject negative data_len in ib_umad_write ib_umad_write computes data_len from user-controlled count and the MAD header sizes.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0018 · Published 2026-03-18 · Partial fix · 5.10.252, 5.15.202 +6 CWE-190
Priority LOW 20
In the Linux kernel, the following vulnerability has been resolved: md/bitmap: fix GPF in write_page caused by resize race A General Protection Fault occurs in write_page() during array resize: RIP: 0010:write_page+0x22b…
CVSS 3.1MEDIUM 4.7· Local · Low privileges · No interaction · EPSS 0.00091 · Published 2026-05-06 · Partial fix · 5.10.252, 5.15.202 +6 CWE-362