Important: mod_http2

Issue Overview: HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response. If a client does not stop sending headers, this leads to memory exhaustion. CVE-2024-27316 Affected Packages: modhttp2 Issue Correction: Run dnf...

Important: bind

Issue Overview: The DNS message parsing code in named includes a section whose computational complexity is overly high. It does not cause problems for typical DNS traffic, but crafted queries and responses may cause excessive CPU load on the affected named instance by exploiting this flaw. This...

Low: glade

Issue Overview: plugins/gtk+/glade-gtk-box.c in GNOME Glade before 3.38.1 and 3.39.x before 3.40.0 mishandles widget rebuilding for GladeGtkBox, leading to a denial of service application crash. CVE-2020-36774 Affected Packages: glade Note: This advisory is applicable to Amazon Linux 2 AL2 Core...

Important: grpc

Issue Overview: The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. CVE-2023-44487 Affected Packages: grpc Issue Correction: Run dnf update grpc --releaseve...

Important: golang

Issue Overview: Line directives "//line" can be used to bypass the restrictions on "//go:cgo" directives, allowing blocked linker and compiler flags to be passed during compilation. This can result in unexpected execution of arbitrary code when running "go build". The line directive requires the...

Medium: exiv2

Issue Overview: Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file. CVE-2020-18831 Affected Packages: exiv2 Note: This advisory is applicable to Amazon...

Medium: libtiff

Issue Overview: A vulnerability was found in libtiff library. This security flaw causes a heap buffer overflow issue via TIFFTAGINKNAMES and TIFFTAGNUMBEROFINKS values. CVE-2023-30774 Affected Packages: libtiff Issue Correction: Run yum update libtiff or yum update --advisory ALAS-2023-1847 to...

Medium: lynx

Issue Overview: Lynx through 2.8.9 mishandles the userinfo subcomponent of a URI, which allows remote attackers to discover cleartext credentials because they may appear in SNI data. CVE-2021-38165 Affected Packages: lynx Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository...

Medium: qpdf

Issue Overview: QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in PlASCII85Decoder::write called from PlAESPDF::flush and PlAESPDF::finish when a certain downstream write fails. CVE-2021-36978 Affected Packages: qpdf Note: This advisory is applicable to Amazon Lin...

Important: c-ares

Issue Overview: Denial of Service. An issue in c-ares was found where a 0-byte UDP payload can cause a Denial of Service CVE-2023-32067. Affected Packages: c-ares Issue Correction: Run yum update c-ares or yum update --advisory ALAS-2023-1770 to update your system. New Packages: i686: ...

Important: tigervnc

Issue Overview: A vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be exploited by ProcXkbSetDeviceInfo and ProcXkbGetDeviceInfo to read and write into freed memory. This can lead to local privilege elevation on systems where the X...

Medium: inkscape

Issue Overview: Inkscape 0.91 is vulnerable to an out-of-bounds read, which may allow an attacker to have access to unauthorized information. CVE-2021-42700 Inkscape version 0.91 can access an uninitialized pointer, which may allow an attacker to have access to unauthorized information...

Medium: ldns

Issue Overview: When ldns version 1.7.1 verifies a zone file, the ldnsrrnewfrmstrinternal function has a heap out of bounds read vulnerability. An attacker can leak information on the heap by constructing a zone file payload. CVE-2020-19860 Affected Packages: ldns Note: This advisory is applicabl...

Important: php8.1

Issue Overview: A vulnerability was found in php. This issue occurs due to memory corruption in the finfobuffer function and a bad patch of the libmagic library. This flaw allows an attacker or malicious actor to execute a heap buffer overflow successfully, causing a memory crash. CVE-2022-31627 ...

Medium: vsftpd

Issue Overview: ALPACA is an application layer protocol content confusion attack, exploiting TLS servers implementing different protocols but using compatible certificates, such as multi-domain or wildcard certificates. A MiTM attacker having access to victim's traffic at the TCP/IP layer can...

Low: keycloak-httpd-client-install

Issue Overview: It was discovered that keycloak-httpd-client-install uses a predictable log file name in /tmp. A local attacker could create a symbolic link to a sensitive location, possibly causing data corruption or denial of service.CVE-2017-15111 In keycloak-http-client-install prior to versi...

Medium: stunnel, amazon-efs-utils

Issue Overview: This update adds the checkHost option to stunnel, which verifies the host of the peer certificate subject. Certificates are accepted if no checkHost option was specified, or the host name of the peer certificate matches any of the hosts specified with checkHost. This update adds t...

Medium: nss

Issue Overview: It was found that a subordinate Certificate Authority CA mis-issued an intermediate certificate, which could be used to conduct man-in-the-middle attacks. This update renders that particular intermediate certificate as untrusted. Affected Packages: nss Issue Correction: Run yum...

Medium: gc

Issue Overview: It was discovered that gc's implementation of the malloc and calloc routines did not properly perform parameter sanitization when allocating memory. If an application using gc did not implement application-level validity checks for the malloc and calloc routines, a remote attacker...

Important: nss

Issue Overview: It was found that a Certificate Authority CA mis-issued two intermediate certificates to customers. These certificates could be used to launch man-in-the-middle attacks. This update renders those certificates as untrusted. This covers all uses of the certificates, including SSL,...

Important: nerdctl

Issue Overview: When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. CVE-2026-33811 When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a...

Important: containerd

Issue Overview: When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. CVE-2026-33811 When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: btrfs: do not free data reservation in fallback from inline due to -ENOSPC CVE-2025-71269 In the Linux kernel, the following vulnerability has been resolved: gpiolib: fix race condition for gdev-srcu CVE-2026-2298...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: tls: Use skdstget and dstdevrcu in getnetdevforsock. CVE-2025-40149 In the Linux kernel, the following vulnerability has been resolved: tpm2-sessions: Fix out of range indexing in namesize CVE-2025-68792 In the...

Important: java-1.8.0-openjdk

Issue Overview: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE:8u441, 8u441-perf, 11.0.26, 17.0.14, 21.0.6, 24; Oracle GraalVM for JDK:17.0.14, 21.0.6...

Important: java-11-amazon-corretto

Issue Overview: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE:8u441, 8u441-perf, 11.0.26, 17.0.14, 21.0.6, 24; Oracle GraalVM for JDK:17.0.14, 21.0.6...

Important: kernel

Issue Overview: A use-after-free flaw was found in vcsread in drivers/tty/vt/vcscreen.c in vcscreen in the Linux Kernel. In this flaw an attacker with local user access may lead to a system crash or a leak of internal kernel information. CVE-2023-3567 In the Linux kernel, the following...

Important: java-21-amazon-corretto

Issue Overview: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE:8u441, 8u441-perf, 11.0.26, 17.0.14, 21.0.6, 24; Oracle GraalVM for JDK:17.0.14, 21.0.6...

Important: tomcat8

Issue Overview: Path Equivalence: 'file.Name' Internal Dot leading to Remote Code Execution and/or Information disclosure and/or malicious content added to uploaded files via write enabled Default Servlet in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.2, from...

Low: python3

Issue Overview: During an address list folding when a separating comma ends up on a folded line and that line is to be unicode-encoded then the separator itself is also unicode-encoded. Expected behavior is that the separating comma remains a plan comma. This can result in the address header bein...

Low: python-ipaddress

Issue Overview: The "ipaddress" module contained incorrect information about whether certain IPv4 and IPv6 addresses were designated as "globally reachable" or "private". This affected the isprivate and isglobal properties of the ipaddress.IPv4Address, ipaddress.IPv4Network, ipaddress.IPv6Address...

Low: python3

Issue Overview: The "ipaddress" module contained incorrect information about whether certain IPv4 and IPv6 addresses were designated as "globally reachable" or "private". This affected the isprivate and isglobal properties of the ipaddress.IPv4Address, ipaddress.IPv4Network, ipaddress.IPv6Address...

Medium: python3

Issue Overview: A defect was discovered in the Python "ssl" module where there is a memory race condition with the ssl.SSLContext methods "certstorestats" and "getcacerts". The race condition can be triggered if the methods are called at the same time as certificates are loaded into the SSLContex...

Important: amazon-ssm-agent

Issue Overview: go-git is a highly extensible git implementation library written in pure Go. An argument injection vulnerability was discovered in go-git versions prior to v5.13. Successful exploitation of this vulnerability could allow an attacker to set arbitrary values to git-upload-pack flags...

Important: gstreamer1

Issue Overview: GStreamer is a library for constructing graphs of media-handling components. An integer underflow has been detected in the function qtdemuxparsetheoraextension within qtdemux.c. The vulnerability occurs due to an underflow of the gint size variable, which causes size to hold a lar...

Important: gstreamer1-plugins-base

Issue Overview: GStreamer EXIF Metadata Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. Interaction with this library is required to exploit this vulnerability but attack...

Medium: avahi

Issue Overview: avahi: Avahi Wide-Area DNS Uses Constant Source Port CVE-2024-52615 avahi: Avahi Wide-Area DNS Predictable Transaction IDs CVE-2024-52616 Affected Packages: avahi Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference...

Important: qt5-qttools

Issue Overview: An issue was discovered in HTTP2 in Qt before 5.15.18, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.7, and 6.6.x through 6.7.x before 6.7.3. Code to make security-relevant decisions about an established connection may execute too early, because the encrypted signal has not ye...

Medium: cups-filters

Issue Overview: CUPS is a standards-based, open-source printing system, and cups-browsed contains network printing functionality including, but not limited to, auto-discovering print services and shared printers. cups-browsed binds to INADDRANY:631, causing it to trust any packet from any source,...

Important: qt5-qtwebchannel

Issue Overview: An issue was discovered in HTTP2 in Qt before 5.15.18, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.7, and 6.6.x through 6.7.x before 6.7.3. Code to make security-relevant decisions about an established connection may execute too early, because the encrypted signal has not ye...

Low: systemd

Issue Overview: An issue was discovered in systemd 253. An attacker can modify the contents of past events in a sealed log file and then adjust the file such that checking the integrity shows no error, despite modifications. NOTE: the vendor reportedly sent "a reply denying that any of the findin...

Important: thunderbird

Issue Overview: Insufficient checks when processing graphics shared memory could have led to memory corruption. This could be leveraged by an attacker to perform a sandbox escape. This vulnerability affects Firefox 129, Firefox ESR 115.14, Firefox ESR 128.1, Thunderbird 128.1, and Thunderbird...

Low: protobuf-c

Issue Overview: Protobuf-c v1.4.0 was discovered to contain an invalid arithmetic shift via the function parsetagandwiretype in protobuf-c/protobuf-c.c. This vulnerability allows attackers to cause a Denial of Service DoS via unspecified vectors. CVE-2022-33070 Affected Packages: protobuf-c Note:...

Medium: ghostscript

Issue Overview: Artifex Ghostscript before 10.03.0 has a heap-based pointer disclosure observable in a constructed BaseFont name in the function pdfbasefontalloc. CVE-2024-29508 Artifex Ghostscript before 10.03.1, when Tesseract is used for OCR, has a directory traversal issue that allows arbitra...

Important: ghostscript

Issue Overview: NOTE: https://ghostscript.readthedocs.io/en/gs10.03.1/News.html NOTE: https://cgit.ghostscript.com/cgi-bin/cgit.cgi/ghostpdl.git/commit/?id=3b1735085ecef20b29e8db3416ab36de93e86d1f ghostpdl-10.03.1 NOTE: https://bugs.ghostscript.com/showbug.cgi?id=707662 ADVISORIES: 'DSA-5692-1'...

Medium: jtidy

Issue Overview: An issue was discovered jtidy thru r938 allows attackers to cause a denial of service or other unspecified impacts via crafted object that uses cyclic dependencies. CVE-2023-34623 Affected Packages: jtidy Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Vis...

Important: nghttp2

Issue Overview: The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. CVE-2023-44487 Affected Packages: nghttp2 Issue Correction: Run dnf update nghttp2...

Important: openssh

Issue Overview: The PKCS11 feature in ssh-agent in OpenSSH before 9.3p2 has an insufficiently trustworthy search path, leading to remote code execution if the target user's ssh-agent is forwarded to an attacker-controlled system the code in /usr/lib is not necessarily safe for loading into...

Medium: pidgin

Issue Overview: An issue was discovered in Pidgin before 2.14.9. A remote attacker who can spoof DNS responses can redirect a client connection to a malicious server. The client will perform TLS certificate verification of the malicious domain name instead of the original XMPP service domain,...

Medium: wayland

Issue Overview: An internal reference count is held on the buffer pool, incremented every time a new buffer is created from the pool. The reference count is maintained as an int; on LP64 systems this can cause the reference count to overflow if the client creates a large number of wlshm buffer...