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
382
CVEs
3
On KEV
10.0
Max CVSS
1
New 30D
Severity mix
Critical 80High 251Medium 49Low 2
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-2026-37555
7.5
1%
Apr 29
An issue was discovered in libsndfile 1.2.2 IMA ADPCM codec
Affected: All versions, or not specified
CVE-2026-7320
7.5
0%
Apr 28
Information disclosure due to incorrect boundary conditions in the Audio/Video component
Affected: All versions, or not specified
CVE-2026-34282
7.5
1%
Apr 21
Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Networking)
Affected: All versions, or not specified
CVE-2026-22016
7.5
1%
Apr 21
Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JAXP)
Affected: All versions, or not specified
CVE-2026-6786
7.5
0%
Apr 21
Memory safety bugs fixed in Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150
Affected: All versions, or not specified
CVE-2026-6785
7.5
1%
Apr 21
Memory safety bugs fixed in Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150
Affected: All versions, or not specified
CVE-2026-6754
7.5
0%
Apr 21
Use-after-free in the JavaScript Engine component
Affected: All versions, or not specified
CVE-2026-6749
7.5
0%
Apr 21
Information disclosure due to uninitialized memory in the Graphics: Canvas2D component
Affected: All versions, or not specified
CVE-2026-6747
7.5
0%
Apr 21
Use-after-free in the WebRTC component
Affected: All versions, or not specified
CVE-2026-6746
7.5
1%
Apr 21
Use-after-free in the DOM: Core & HTML component
Affected: All versions, or not specified
CVE-2026-40164
7.5
0%
Apr 13
jq: Algorithmic complexity DoS via hardcoded MurmurHash3 seed
Affected: All versions, or not specified
CVE-2026-32280
7.5
1%
Apr 8
Unexpected work during chain building in crypto/x509
Affected: All versions, or not specified
CVE-2026-32283
7.5
1%
Apr 8
Unauthenticated TLS 1.3 KeyUpdate record can cause persistent connection retention and DoS in crypto/tls
Affected: All versions, or not specified
CVE-2026-35092
7.5
1%
Apr 1
Corosync: corosync: denial of service via integer overflow in join message validation
Affected: All versions, or not specified
CVE-2026-5201
7.5
1%
Mar 31
Gdk-pixbuf: gdk-pixbuf: denial of service via heap-based buffer overflow when processing a specially crafted jpeg image
Affected: All versions, or not specified
CVE-2026-33984
7.5
0%
Mar 30
FreeRDP: ClearCodec resize_vbar_entry() Heap OOB Write
Affected: All versions, or not specified
CVE-2026-5121
7.5
1%
Mar 30
Libarchive: libarchive: arbitrary code execution via integer overflow in iso9660 image processing
Affected: All versions, or not specified
CVE-2026-27858
7.5
1%
Mar 27
Attacker can send a specifically crafted message before authentication that causes managesieve to allocate large amount of memory
Affected: All versions, or not specified
CVE-2026-27857
7.5
1%
Mar 27
Sending "NOOP (((...)))" command with 4000 parenthesis open+close results in ~1MB extra memory usage
Affected: All versions, or not specified
CVE-2025-59032
7.5
1%
Mar 27
ManageSieve AUTHENTICATE command crashes when using literal as SASL initial response
Affected: All versions, or not specified
CVE-2026-33526
7.5
9%
Mar 26
Squid vulnerable to Denial of Service in ICP Request handling
Affected: All versions, or not specified
CVE-2026-32748
7.5
9%
Mar 26
Squid has Denial of Service in ICP Response handling
Affected: All versions, or not specified
CVE-2026-1519
7.5
2%
Mar 25
Excessive NSEC3 iterations cause high CPU load during insecure delegation validation
Affected: All versions, or not specified
CVE-2026-4699
7.5
1%
Mar 24
Incorrect boundary conditions in the Layout: Text and Fonts component
Affected: All versions, or not specified
CVE-2026-4697
7.5
1%
Mar 24
Incorrect boundary conditions in the Audio/Video: Web Codecs component
Affected: All versions, or not specified
CVE-2026-4695
7.5
1%
Mar 24
Incorrect boundary conditions in the Audio/Video: Web Codecs component
Affected: All versions, or not specified
CVE-2026-4694
7.5
1%
Mar 24
Incorrect boundary conditions, integer overflow in the Graphics component
Affected: All versions, or not specified
CVE-2026-4693
7.5
1%
Mar 24
Incorrect boundary conditions in the Audio/Video: Playback component
Affected: All versions, or not specified
CVE-2026-4686
7.5
1%
Mar 24
Incorrect boundary conditions in the Graphics: Canvas2D component
Affected: All versions, or not specified
CVE-2026-4685
7.5
1%
Mar 24
Incorrect boundary conditions in the Graphics: Canvas2D component
Affected: All versions, or not specified
CVE-2026-4684
7.5
0%
Mar 24
Race condition, use-after-free in the Graphics: WebRender component
Affected: All versions, or not specified
CVE-2026-4424
7.5
1%
Mar 19
Libarchive: libarchive: information disclosure via heap out-of-bounds read in rar archive processing
Affected: All versions, or not specified
CVE-2026-27135
7.5
1%
Mar 18
nghttp2 Denial of service: Assertion failure due to the missing state validation
Affected: All versions, or not specified
CVE-2026-30922
7.5
1%
Mar 18
pyasn1 Vulnerable to Denial of Service via Unbounded Recursion
Affected: All versions, or not specified
CVE-2026-3497
7.5
2%
Mar 12
Vulnerability in the OpenSSH GSSAPI delta included in various Linux distributions
Affected: All versions, or not specified
CVE-2026-25679
7.5
1%
Mar 6
Incorrect parsing of IPv6 host literals in net/url
Affected: All versions, or not specified
CVE-2026-20652
7.5
1%
Feb 11
The issue was addressed with improved memory handling
Affected: All versions, or not specified
CVE-2025-61726
7.5
2%
Jan 28
Memory exhaustion in query parameter parsing in net/url
Affected: All versions, or not specified
CVE-2026-21945
7.5
1%
Jan 20
Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security)
Affected: All versions, or not specified
CVE-2026-23490
7.5
1%
Jan 16
pyasn1 has a DoS vulnerability in decoder
Affected: All versions, or not specified
CVE-2026-21441
7.5
3%
Jan 7
urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API)
Affected: All versions, or not specified
CVE-2025-13502
7.5
1%
Nov 25
Webkit: webkitgtk / wpe webkit: out-of-bounds read and integer underflow vulnerability leading to dos
Affected: All versions, or not specified
CVE-2025-11021
7.5
1%
Sep 26
Libsoup: out-of-bounds read in cookie date handling of libsoup http library
Affected: All versions, or not specified
CVE-2025-6021
7.5
1%
Jun 12
Libxml2: integer overflow in xmlbuildqname() leads to stack buffer overflow in libxml2
Affected: All versions, or not specified
CVE-2024-8176
7.5
1%
Mar 14
Libexpat: expat: improper restriction of xml entity expansion depth in libexpat
Affected: All versions, or not specified
CVE-2024-12087
7.5
2%
Jan 14
Rsync: path traversal vulnerability in rsync
Affected: All versions, or not specified
CVE-2024-12085
7.5
9%
Jan 14
Rsync: info leak via uninitialized stack contents
Affected: All versions, or not specified
CVE-2026-42246
7.4
0%
May 9
net-imap vulnerable to STARTTLS stripping via invalid response timing
Affected: All versions, or not specified
CVE-2026-42011
7.4
0%
May 7
Gnutls: gnutls: security bypass due to incorrect name constraint handling
Affected: All versions, or not specified
CVE-2026-3833
7.4
1%
Apr 30
Gnutls: gnutls: policy bypass due to case-sensitive nameconstraints comparison
Affected: All versions, or not specified
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