Total
1993 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2021-3717 | 1 Redhat | 4 Enterprise Linux, Jboss Enterprise Application Platform, Single Sign-on and 1 more | 2024-11-21 | 4.6 MEDIUM | 7.8 HIGH |
| A flaw was found in Wildfly. An incorrect JBOSS_LOCAL_USER challenge location when using the elytron configuration may lead to JBOSS_LOCAL_USER access to all users on the machine. The highest threat from this vulnerability is to confidentiality, integrity, and availability. This flaw affects wildfly-core versions prior to 17.0. | |||||
| CVE-2021-3716 | 2 Nbdkit Project, Redhat | 2 Nbdkit, Enterprise Linux | 2024-11-21 | 3.5 LOW | 3.1 LOW |
| A flaw was found in nbdkit due to to improperly caching plaintext state across the STARTTLS encryption boundary. A MitM attacker could use this flaw to inject a plaintext NBD_OPT_STRUCTURED_REPLY before proxying everything else a client sends to the server, potentially leading the client to terminate the NBD session. The highest threat from this vulnerability is to system availability. | |||||
| CVE-2021-3714 | 2 Linux, Redhat | 2 Linux Kernel, Enterprise Linux | 2024-11-21 | N/A | 5.9 MEDIUM |
| A flaw was found in the Linux kernels memory deduplication mechanism. Previous work has shown that memory deduplication can be attacked via a local exploitation mechanism. The same technique can be used if an attacker can upload page sized files and detect the change in access time from a networked service to determine if the page has been merged. | |||||
| CVE-2021-3700 | 4 Debian, Fedoraproject, Redhat and 1 more | 4 Debian Linux, Fedora, Enterprise Linux and 1 more | 2024-11-21 | 4.4 MEDIUM | 6.4 MEDIUM |
| A use-after-free vulnerability was found in usbredir in versions prior to 0.11.0 in the usbredirparser_serialize() in usbredirparser/usbredirparser.c. This issue occurs when serializing large amounts of buffered write data in the case of a slow or blocked destination. | |||||
| CVE-2021-3698 | 2 Cockpit-project, Redhat | 2 Cockpit, Enterprise Linux | 2024-11-21 | 5.0 MEDIUM | 7.5 HIGH |
| A flaw was found in Cockpit in versions prior to 260 in the way it handles the certificate verification performed by the System Security Services Daemon (SSSD). This flaw allows client certificates to authenticate successfully, regardless of the Certificate Revocation List (CRL) configuration or the certificate status. The highest threat from this vulnerability is to confidentiality. | |||||
| CVE-2021-3697 | 2 Gnu, Redhat | 12 Grub2, Codeready Linux Builder, Developer Tools and 9 more | 2024-11-21 | 4.4 MEDIUM | 7.0 HIGH |
| A crafted JPEG image may lead the JPEG reader to underflow its data pointer, allowing user-controlled data to be written in heap. To a successful to be performed the attacker needs to perform some triage over the heap layout and craft an image with a malicious format and payload. This vulnerability can lead to data corruption and eventual code execution or secure boot circumvention. This flaw affects grub2 versions prior grub-2.12. | |||||
| CVE-2021-3696 | 3 Gnu, Netapp, Redhat | 13 Grub2, Ontap Select Deploy Administration Utility, Codeready Linux Builder and 10 more | 2024-11-21 | 6.9 MEDIUM | 4.5 MEDIUM |
| A heap out-of-bounds write may heppen during the handling of Huffman tables in the PNG reader. This may lead to data corruption in the heap space. Confidentiality, Integrity and Availablity impact may be considered Low as it's very complex to an attacker control the encoding and positioning of corrupted Huffman entries to achieve results such as arbitrary code execution and/or secure boot circumvention. This flaw affects grub2 versions prior grub-2.12. | |||||
| CVE-2021-3695 | 4 Fedoraproject, Gnu, Netapp and 1 more | 14 Fedora, Grub2, Ontap Select Deploy Administration Utility and 11 more | 2024-11-21 | 4.4 MEDIUM | 4.5 MEDIUM |
| A crafted 16-bit grayscale PNG image may lead to a out-of-bounds write in the heap area. An attacker may take advantage of that to cause heap data corruption or eventually arbitrary code execution and circumvent secure boot protections. This issue has a high complexity to be exploited as an attacker needs to perform some triage over the heap layout to achieve signifcant results, also the values written into the memory are repeated three times in a row making difficult to produce valid payloads. This flaw affects grub2 versions prior grub-2.12. | |||||
| CVE-2021-3690 | 1 Redhat | 8 Enterprise Linux, Fuse, Integration Camel K and 5 more | 2024-11-21 | N/A | 7.5 HIGH |
| A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this vulnerability is availability. | |||||
| CVE-2021-3684 | 1 Redhat | 3 Enterprise Linux, Openshift Assisted Installer, Openshift Container Platform | 2024-11-21 | N/A | 5.5 MEDIUM |
| A vulnerability was found in OpenShift Assisted Installer. During generation of the Discovery ISO, image pull secrets were leaked as plaintext in the installation logs. An authenticated user could exploit this by re-using the image pull secret to pull container images from the registry as the associated user. | |||||
| CVE-2021-3682 | 3 Debian, Qemu, Redhat | 3 Debian Linux, Qemu, Enterprise Linux | 2024-11-21 | 6.0 MEDIUM | 8.5 HIGH |
| A flaw was found in the USB redirector device emulation of QEMU in versions prior to 6.1.0-rc2. It occurs when dropping packets during a bulk transfer from a SPICE client due to the packet queue being full. A malicious SPICE client could use this flaw to make QEMU call free() with faked heap chunk metadata, resulting in a crash of QEMU or potential code execution with the privileges of the QEMU process on the host. | |||||
| CVE-2021-3679 | 3 Debian, Linux, Redhat | 3 Debian Linux, Linux Kernel, Enterprise Linux | 2024-11-21 | 2.1 LOW | 5.5 MEDIUM |
| A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users (with CAP_SYS_ADMIN capability) could use this flaw to starve the resources causing denial of service. | |||||
| CVE-2021-3677 | 3 Fedoraproject, Postgresql, Redhat | 7 Fedora, Postgresql, Enterprise Linux and 4 more | 2024-11-21 | 4.0 MEDIUM | 6.5 MEDIUM |
| A flaw was found in postgresql. A purpose-crafted query can read arbitrary bytes of server memory. In the default configuration, any authenticated database user can complete this attack at will. The attack does not require the ability to create objects. If server settings include max_worker_processes=0, the known versions of this attack are infeasible. However, undiscovered variants of the attack may be independent of that setting. | |||||
| CVE-2021-3672 | 6 C-ares Project, Fedoraproject, Nodejs and 3 more | 17 C-ares, Fedora, Node.js and 14 more | 2024-11-21 | 6.8 MEDIUM | 5.6 MEDIUM |
| A flaw was found in c-ares library, where a missing input validation check of host names returned by DNS (Domain Name Servers) can lead to output of wrong hostnames which might potentially lead to Domain Hijacking. The highest threat from this vulnerability is to confidentiality and integrity as well as system availability. | |||||
| CVE-2021-3669 | 5 Debian, Fedoraproject, Ibm and 2 more | 24 Debian Linux, Fedora, Spectrum Copy Data Management and 21 more | 2024-11-21 | N/A | 5.5 MEDIUM |
| A flaw was found in the Linux kernel. Measuring usage of the shared memory does not scale with large shared memory segment counts which could lead to resource exhaustion and DoS. | |||||
| CVE-2021-3660 | 2 Cockpit-project, Redhat | 2 Cockpit, Enterprise Linux | 2024-11-21 | 4.3 MEDIUM | 4.3 MEDIUM |
| Cockpit (and its plugins) do not seem to protect itself against clickjacking. It is possible to render a page from a cockpit server via another website, inside an <iFrame> HTML entry. This may be used by a malicious website in clickjacking or similar attacks. | |||||
| CVE-2021-3659 | 3 Fedoraproject, Linux, Redhat | 17 Fedora, Linux Kernel, Codeready Linux Builder and 14 more | 2024-11-21 | N/A | 5.5 MEDIUM |
| A NULL pointer dereference flaw was found in the Linux kernel’s IEEE 802.15.4 wireless networking subsystem in the way the user closes the LR-WPAN connection. This flaw allows a local user to crash the system. The highest threat from this vulnerability is to system availability. | |||||
| CVE-2021-3657 | 4 Debian, Fedoraproject, Isync Project and 1 more | 4 Debian Linux, Fedora, Isync and 1 more | 2024-11-21 | 7.5 HIGH | 9.8 CRITICAL |
| A flaw was found in mbsync versions prior to 1.4.4. Due to inadequate handling of extremely large (>=2GiB) IMAP literals, malicious or compromised IMAP servers, and hypothetically even external email senders, could cause several different buffer overflows, which could conceivably be exploited for remote code execution. | |||||
| CVE-2021-3656 | 3 Fedoraproject, Linux, Redhat | 26 Fedora, Linux Kernel, 3scale Api Management and 23 more | 2024-11-21 | 7.2 HIGH | 8.8 HIGH |
| A flaw was found in the KVM's AMD code for supporting SVM nested virtualization. The flaw occurs when processing the VMCB (virtual machine control block) provided by the L1 guest to spawn/handle a nested guest (L2). Due to improper validation of the "virt_ext" field, this issue could allow a malicious L1 to disable both VMLOAD/VMSAVE intercepts and VLS (Virtual VMLOAD/VMSAVE) for the L2 guest. As a result, the L2 guest would be allowed to read/write physical pages of the host, resulting in a crash of the entire system, leak of sensitive data or potential guest-to-host escape. | |||||
| CVE-2021-3655 | 3 Debian, Linux, Redhat | 3 Debian Linux, Linux Kernel, Enterprise Linux | 2024-11-21 | 2.1 LOW | 3.3 LOW |
| A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory. | |||||