RH
Product
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
by Red Hat · last CVE Oct 21, 2026
On CISA KEVExploited in the wild
266
CVEs
2
On KEV
10.0
Max CVSS
1
New 30D
Severity mix
Critical 36High 190Medium 39Low 1
Watch

Add Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-34078
10.0
2%
Apr 7
Flatpak has a complete sandbox escape leading to host file access and code execution in the host context
Affected: All versions, or not specified
CVE-2026-18922
9.8
1%
Sep 7
389-ds-base: 389-ds-base: sasl plain authentication allows privilege escalation to directory manager via stale identity in cyrus sasl auxiliary property
Affected: All versions, or not specified
CVE-2026-76578
9.8
1%
Sep 7
Ipa: freeipa: freeipa: unauthenticated ldap client can obtain administrator credentials via the self-managed-token aci
Affected: All versions, or not specified
CVE-2026-53006
9.8
0%
Jun 24
ipv6: fix possible UAF in icmpv6_rcv()
Affected: All versions, or not specified
CVE-2026-45700
9.8
6%
May 29
Heap-buffer-overflow write in planar bitmap decoder
Affected: All versions, or not specified
CVE-2026-4408
9.8
3%
May 28
Samba: remote code execution in samr
Affected: All versions, or not specified
CVE-2026-8631
9.8
2%
May 20
HP Linux Imaging and Printing Software – Potential Escalation of Privilege and Arbitrary Code Execution
Affected: All versions, or not specified
CVE-2026-8401
9.8
0%
May 12
Sandbox escape in the Profile Backup component
Affected: All versions, or not specified
CVE-2026-8094
9.8
0%
May 7
Other issue in the WebRTC component
Affected: All versions, or not specified
CVE-2026-8091
9.8
0%
May 7
Incorrect boundary conditions in the Audio/Video: Playback component
Affected: All versions, or not specified
CVE-2026-42010
9.8
1%
May 7
Gnutls: gnutls: authentication bypass via nul character in username
Affected: All versions, or not specified
CVE-2026-43198
9.8
0%
May 6
tcp: fix potential race in tcp_v6_syn_recv_sock()
Affected: All versions, or not specified
CVE-2026-43125
9.8
1%
May 6
dlm: validate length in dlm_search_rsb_tree
Affected: All versions, or not specified
CVE-2026-28780
9.8
1%
May 5
Apache HTTP Server: buffer overflow in mod_proxy_ajp via ajp_msg_check_header()
Affected: All versions, or not specified
CVE-2026-43038
9.8
0%
May 1
ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach()
Affected: All versions, or not specified
CVE-2026-43037
9.8
1%
May 1
ip6_tunnel: clear skb2->cb[] in ip4ip6_err()
Affected: All versions, or not specified
CVE-2026-6748
9.8
0%
Apr 21
Uninitialized memory in the Audio/Video: Web Codecs component
Affected: All versions, or not specified
CVE-2026-21413
9.8
1%
Apr 7
A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit 0b56545 and Commit d20315b
Affected: All versions, or not specified
CVE-2026-20889
9.8
1%
Apr 7
A heap-based buffer overflow vulnerability exists in the x3f_thumb_loader functionality of LibRaw Commit d20315b
Affected: All versions, or not specified
CVE-2026-5734
9.8
0%
Apr 7
Memory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2
Affected: All versions, or not specified
CVE-2026-5731
9.8
0%
Apr 7
Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2
Affected: All versions, or not specified
CVE-2026-31402
9.8
1%
Apr 3
nfsd: fix heap overflow in NFSv4.0 LOCK replay cache
Affected: All versions, or not specified
CVE-2025-14087
9.8
1%
Dec 10
Glib: glib: buffer underflow in gvariant parser leads to heap corruption
Affected: All versions, or not specified
CVE-2026-12297
9.6
0%
Jun 16
Sandbox escape due to incorrect boundary conditions in the Networking component
Affected: All versions, or not specified
CVE-2026-12296
9.6
0%
Jun 16
Sandbox escape in the Security: Process Sandboxing component
Affected: All versions, or not specified
CVE-2026-12295
9.6
0%
Jun 16
Sandbox escape in the DOM: Navigation component
Affected: All versions, or not specified
CVE-2026-12294
9.6
0%
Jun 16
Sandbox escape in the DOM: Workers component
Affected: All versions, or not specified
CVE-2026-58016
9.1
1%
Jun 30
Glib: integer underflow in gio/gdbusintrospection.c via "g_dbus_node_info_new_for_xml"
Affected: All versions, or not specified
CVE-2025-10263
9.1
1%
Jun 9
Arm C1-Ultra, C1-Premium, Neoverse V3 & V3AE, Neoverse V2, Neoverse V1, Neoverse-N2, Neoverse-N1, Cortex-X925, Cortex-X4, Cortex-X3, Cortex-X2, Cortex-X1 & X1C, Cortex-A710,…
Affected: All versions, or not specified
CVE-2026-42508
9.1
7%
May 22
Invoking auth bypass via unenforced @revoked status in golang.org/x/crypto/ssh/knownhosts
Affected: All versions, or not specified
CVE-2026-34002
9.1
0%
May 5
Xorg: xwayland: x.org x server: information disclosure or denial of service via out-of-bounds read in xkb modifier map handling
Affected: All versions, or not specified
CVE-2026-34000
9.1
0%
May 5
Xwayland: xorg: x.org x server: information disclosure and denial of service via out-of-bounds read in xkb geometry processing.
Affected: All versions, or not specified
CVE-2026-33845
9.1
2%
Apr 30
Gnutls: gnutls: denial of service via dtls zero-length fragment
Affected: All versions, or not specified
CVE-2025-49794
9.1
1%
Jun 16
Libxml: heap use after free (uaf) leads to denial of service (dos)
Affected: All versions, or not specified
CVE-2025-49796
9.1
2%
Jun 16
Libxml: type confusion leads to denial of service (dos)
Affected: All versions, or not specified
CVE-2026-4480
9.0
14%
May 26
Samba: samba: remote code execution in printing subsystem via unescaped job description
Affected: All versions, or not specified
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