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Red Hat Security Advisory

RHSA-2026:59723

kernel security, bug fix, and enhancement update

Released 2026-08-26 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 13 records

Priority MEDIUM 50

In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctp_stream_update() is only invoked when the association is moved into COOKIE_WAIT during associatio…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00659 Published 2026-06-24 Partial fix · 5.10.259, 5.15.210 +6 CWE-416
TI-2026-52364 CVE-2026-74581 · GHSA-7ph7-58w3-w755

net: ipv6: clear suppressed fib6 rule result

Priority MEDIUM 49

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: clear suppressed fib6 rule result fib6_rule_suppress() drops a suppressed route with ip6_rt_put_flags(), but leaves res->rt6 pointing at the…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00421 Published 2026-08-21 Partial fix · 5.10.265, 5.15.216 +7
Priority MEDIUM 49

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_pipapo_avx2: don't return non-matching entry on expiry New test case fails unexpectedly when avx2 matching functions are used.

CVSS 3.1CRITICAL 9.4 Network No auth No interaction EPSS 0.0037 Published 2026-05-06 Partial fix · 5.10.258, 5.15.209 +6 CWE-20
Priority MEDIUM 47

In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using eth_hdr() `ip6t_eui64`, `xt_mac`, the `bitmap:ip,mac`, `hash:ip,mac`, and `hash:mac` ipset types, an…

CVSS 3.1CRITICAL 9.4 Network No auth No interaction EPSS 0.00435 Published 2026-06-25 Partial fix · 5.15.210, 6.1.176 +5 CWE-125
Priority MEDIUM 42

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack_irc: fix possible out-of-bounds read When parsing fails after we've matched the command string we should bail out instead of trying…

CVSS 3.1HIGH 8.2 Network No auth No interaction EPSS 0.00523 Published 2026-06-25 Partial fix · 5.10.259, 5.15.210 +6 CWE-125
Priority MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: ip6_tunnel: use skb_vlan_inet_prepare() in __ip6_tnl_rcv() Blamed commit did not take care of VLAN encapsulations as spotted by syzbot [1].

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00547 Published 2026-01-25 Partial fix · 5.10.249, 5.15.199 +6 CWE-457
Priority LOW 36

In the Linux kernel, the following vulnerability has been resolved: netfilter: xt_policy: fix strict mode inbound policy matching match_policy_in() walks sec_path entries from the last transform to the first one, but str…

CVSS 3.1HIGH 8.3 Network Low privileges No interaction EPSS 0.00299 Published 2026-06-24 Partial fix · 5.10.258, 5.15.209 +6 CWE-682
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 - bound the F3A keymap to the GPIO count rmi_f3a_initialize() takes the GPIO count from the device query register (f3a->gpio_count…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00169 Published 2026-07-25 Partial fix · 5.10.261, 5.15.212 +6 CWE-787
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count rmi_f30_map_gpios() allocates gpioled_key_map with min(gpioled_count, TRACKSTICK_RANG…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00169 Published 2026-07-25 Partial fix · 5.10.261, 5.15.212 +6 CWE-787
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: i2c: stub: Reject I2C block transfers with invalid length The I2C_SMBUS_I2C_BLOCK_DATA case in stub_xfer() uses data->block[0] as the transfer length.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00165 Published 2026-07-20 Partial fix · 5.10.260, 5.15.211 +6 CWE-787
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: fix race between dump and ip_set_list resize The release path of ip_set_dump_do() and ip_set_dump_done() read inst->ip_set_list via ip…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00126 Published 2026-07-20 Partial fix · 4.20, 5.10.261 +7 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: zram: fix use-after-free in zram_bvec_write_partial() zram_read_page() picks the sync or async backing device read path based on whether the parent bio…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00107 Published 2026-06-25 Partial fix · 6.6.143, 6.12.94 +3 CWE-364
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: ksm: use range-walk function to jump over holes in scan_get_next_rmap_item Currently, scan_get_next_rmap_item() walks every page address in a VMA to loc…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00147 Published 2025-12-16 Partial fix · 5.10.249, 5.15.199 +5