RH
Product
Red Hat Enterprise Linux 6
by Red Hat · last CVE Oct 22, 2026
On CISA KEVExploited in the wild
571
CVEs
2
On KEV
10.0
Max CVSS
78
New 30D
Severity mix
Critical 48High 273Medium 179Low 0
Watch

Add Red Hat Enterprise Linux 6 to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-4692
10.0
1%
Mar 24
Sandbox escape in the Responsive Design Mode component
Affected: All versions, or not specified
CVE-2026-4689
10.0
1%
Mar 24
Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component
Affected: All versions, or not specified
CVE-2026-4688
10.0
1%
Mar 24
Sandbox escape due to use-after-free in the Disability Access APIs component
Affected: All versions, or not specified
CVE-2026-59090
9.9
1%
Aug 10
Gimp: gimp: arbitrary code execution in psd plugin due to unsigned underflow
Affected: All versions, or not specified
CVE-2026-102560
9.8
0%
Sep 29
Libsoup: libsoup: heap buffer overflow during outgoing permessage-deflate buffer growth
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-2026-53175
9.8
0%
Jun 25
inet: frags: fix use-after-free caused by the fqdir_pre_exit() flush
Affected: All versions, or not specified
CVE-2026-9698
9.8
0%
Jun 9
DBI versions before 1.648 for Perl saved errors in a limited-sized buffer
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-2026-45898
9.8
1%
May 27
RDMA/iwcm: Fix workqueue list corruption by removing work_list
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-2026-33278
9.8
1%
May 20
Possible arbitrary code execution during DNSSEC validation
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-2026-6722
9.8
1%
May 10
Use-After-Free in SOAP using Apache map
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-2026-43198
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-2026-6748
9.8
0%
Apr 21
Uninitialized memory in the Audio/Video: Web Codecs component
Affected: All versions, or not specified
CVE-2026-20911
9.8
1%
Apr 7
A heap-based buffer overflow vulnerability exists in the HuffTable::initval functionality of LibRaw Commit 0b56545 and Commit d20315b
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-2026-4721
9.8
0%
Mar 24
Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149
Affected: All versions, or not specified
CVE-2026-4720
9.8
0%
Mar 24
Memory safety bugs fixed in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149
Affected: All versions, or not specified
CVE-2026-4700
9.8
1%
Mar 24
Mitigation bypass in the Networking: HTTP component
Affected: All versions, or not specified
CVE-2026-4698
9.8
1%
Mar 24
JIT miscompilation in the JavaScript Engine: JIT component
Affected: All versions, or not specified
CVE-2026-4696
9.8
1%
Mar 24
Use-after-free in the Layout: Text and Fonts component
Affected: All versions, or not specified
CVE-2026-4691
9.8
1%
Mar 24
Use-after-free in the CSS Parsing and Computation component
Affected: All versions, or not specified
CVE-2006-10003
9.8
1%
Mar 19
XML::Parser versions through 2.47 for Perl has an off-by-one heap buffer overflow in st_serial_stack
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-2026-27851
9.1
0%
May 12
When safe filter is used with variable expansion, all following pipelines on the same string are incorrectly interpreted as safe too, enabling unsafe data to be unescaped
Affected: All versions, or not specified
CVE-2026-42216
9.1
0%
May 7
OpenEXR: Out-of-bounds read in `IDManifest::init()` during prefix expansion
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-2026-4177
9.1
0%
Mar 16
YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter
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-2026-86345
9.0
0%
Oct 1
389-ds-base: 389-ds-base: starttls plaintext-buffer retention allows on-path attacker to forge an ldap client's authentication result
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
Showing 48
The 500 most important CVEs for this product (exploited first, then by severity)