Vulnerabilities (CVE)

Filtered by vendor Redhat Subscribe
Filtered by product Enterprise Linux
Total 1812 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-20270 4 Debian, Fedoraproject, Pygments and 1 more 7 Debian Linux, Fedora, Pygments and 4 more 2024-02-04 5.0 MEDIUM 7.5 HIGH
An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of service when performing syntax highlighting of a Standard ML (SML) source file, as demonstrated by input that only contains the "exception" keyword.
CVE-2020-27825 4 Debian, Linux, Netapp and 1 more 9 Debian Linux, Linux Kernel, Cloud Backup and 6 more 2024-02-04 5.4 MEDIUM 5.7 MEDIUM
A use-after-free flaw was found in kernel/trace/ring_buffer.c in Linux kernel (before 5.10-rc1). There was a race problem in trace_open and resize of cpu buffer running parallely on different cpus, may cause a denial of service problem (DOS). This flaw could even allow a local attacker with special user privilege to a kernel information leak threat.
CVE-2020-25743 2 Qemu, Redhat 3 Qemu, Enterprise Linux, Openstack Platform 2024-02-04 2.1 LOW 3.2 LOW
hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call.
CVE-2020-10763 2 Heketi Project, Redhat 4 Heketi, Enterprise Linux, Gluster Storage and 1 more 2024-02-04 2.1 LOW 5.5 MEDIUM
An information-disclosure flaw was found in the way Heketi before 10.1.0 logs sensitive information. This flaw allows an attacker with local access to the Heketi server to read potentially sensitive information such as gluster-block passwords.
CVE-2021-20229 3 Fedoraproject, Postgresql, Redhat 4 Fedora, Postgresql, Enterprise Linux and 1 more 2024-02-04 4.0 MEDIUM 4.3 MEDIUM
A flaw was found in PostgreSQL in versions before 13.2. This flaw allows a user with SELECT privilege on one column to craft a special query that returns all columns of the table. The highest threat from this vulnerability is to confidentiality.
CVE-2021-3409 4 Debian, Fedoraproject, Qemu and 1 more 4 Debian Linux, Fedora, Qemu and 1 more 2024-02-04 4.6 MEDIUM 5.7 MEDIUM
The patch for CVE-2020-17380/CVE-2020-25085 was found to be ineffective, thus making QEMU vulnerable to the out-of-bounds read/write access issues previously found in the SDHCI controller emulation code. This flaw allows a malicious privileged guest to crash the QEMU process on the host, resulting in a denial of service or potential code execution. QEMU up to (including) 5.2.0 is affected by this.
CVE-2021-20246 4 Debian, Fedoraproject, Imagemagick and 1 more 4 Debian Linux, Fedora, Imagemagick and 1 more 2024-02-04 7.1 HIGH 5.5 MEDIUM
A flaw was found in ImageMagick in MagickCore/resample.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of math division by zero. The highest threat from this vulnerability is to system availability.
CVE-2021-20261 2 Linux, Redhat 2 Linux Kernel, Enterprise Linux 2024-02-04 4.4 MEDIUM 6.4 MEDIUM
A race condition was found in the Linux kernels implementation of the floppy disk drive controller driver software. The impact of this issue is lessened by the fact that the default permissions on the floppy device (/dev/fd0) are restricted to root. If the permissions on the device have changed the impact changes greatly. In the default configuration root (or equivalent) permissions are required to attack this flaw.
CVE-2020-25647 4 Fedoraproject, Gnu, Netapp and 1 more 8 Fedora, Grub2, Ontap Select Deploy Administration Utility and 5 more 2024-02-04 7.2 HIGH 7.6 HIGH
A flaw was found in grub2 in versions prior to 2.06. During USB device initialization, descriptors are read with very little bounds checking and assumes the USB device is providing sane values. If properly exploited, an attacker could trigger memory corruption leading to arbitrary code execution allowing a bypass of the Secure Boot mechanism. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
CVE-2020-25662 1 Redhat 1 Enterprise Linux 2024-02-04 3.3 LOW 6.5 MEDIUM
A Red Hat only CVE-2020-12352 regression issue was found in the way the Linux kernel's Bluetooth stack implementation handled the initialization of stack memory when handling certain AMP packets. This flaw allows a remote attacker in an adjacent range to leak small portions of stack memory on the system by sending specially crafted AMP packets. The highest threat from this vulnerability is to data confidentiality.
CVE-2020-27777 2 Linux, Redhat 3 Linux Kernel, Enterprise Linux, Openshift Container Platform 2024-02-04 7.2 HIGH 6.7 MEDIUM
A flaw was found in the way RTAS handled memory accesses in userspace to kernel communication. On a locked down (usually due to Secure Boot) guest system running on top of PowerVM or KVM hypervisors (pseries platform) a root like local user could use this flaw to further increase their privileges to that of a running kernel.
CVE-2020-27842 5 Debian, Fedoraproject, Oracle and 2 more 11 Debian Linux, Extra Packages For Enterprise Linux, Fedora and 8 more 2024-02-04 4.3 MEDIUM 5.5 MEDIUM
There's a flaw in openjpeg's t2 encoder in versions prior to 2.4.0. An attacker who is able to provide crafted input to be processed by openjpeg could cause a null pointer dereference. The highest impact of this flaw is to application availability.
CVE-2020-27773 3 Debian, Imagemagick, Redhat 3 Debian Linux, Imagemagick, Enterprise Linux 2024-02-04 4.3 MEDIUM 3.3 LOW
A flaw was found in ImageMagick in MagickCore/gem-private.h. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of values outside the range of type `unsigned char` or division by zero. This would most likely lead to an impact to application availability, but could potentially cause other problems related to undefined behavior. This flaw affects ImageMagick versions prior to 7.0.9-0.
CVE-2020-27827 5 Fedoraproject, Lldpd Project, Openvswitch and 2 more 27 Fedora, Lldpd, Openvswitch and 24 more 2024-02-04 7.1 HIGH 7.5 HIGH
A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.
CVE-2020-14351 3 Debian, Linux, Redhat 3 Debian Linux, Linux Kernel, Enterprise Linux 2024-02-04 4.6 MEDIUM 7.8 HIGH
A flaw was found in the Linux kernel. A use-after-free memory flaw was found in the perf subsystem allowing a local attacker with permission to monitor perf events to corrupt memory and possibly escalate privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
CVE-2020-14339 1 Redhat 2 Enterprise Linux, Libvirt 2024-02-04 7.2 HIGH 8.8 HIGH
A flaw was found in libvirt, where it leaked a file descriptor for `/dev/mapper/control` into the QEMU process. This file descriptor allows for privileged operations to happen against the device-mapper on the host. This flaw allows a malicious guest user or process to perform operations outside of their standard permissions, potentially causing serious damage to the host operating system. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
CVE-2021-20194 2 Linux, Redhat 3 Linux Kernel, Enterprise Linux, Openshift Container Platform 2024-02-04 4.6 MEDIUM 7.8 HIGH
There is a vulnerability in the linux kernel versions higher than 5.2 (if kernel compiled with config params CONFIG_BPF_SYSCALL=y , CONFIG_BPF=y , CONFIG_CGROUPS=y , CONFIG_CGROUP_BPF=y , CONFIG_HARDENED_USERCOPY not set, and BPF hook to getsockopt is registered). As result of BPF execution, the local user can trigger bug in __cgroup_bpf_run_filter_getsockopt() function that can lead to heap overflow (because of non-hardened usercopy). The impact of attack could be deny of service or possibly privileges escalation.
CVE-2020-25643 6 Debian, Linux, Netapp and 3 more 7 Debian Linux, Linux Kernel, H410c and 4 more 2024-02-04 7.5 HIGH 7.2 HIGH
A flaw was found in the HDLC_PPP module of the Linux kernel in versions before 5.9-rc7. Memory corruption and a read overflow is caused by improper input validation in the ppp_cp_parse_cr function which can cause the system to crash or cause a denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
CVE-2020-25705 2 Linux, Redhat 2 Linux Kernel, Enterprise Linux 2024-02-04 5.8 MEDIUM 7.4 HIGH
A flaw in ICMP packets in the Linux kernel may allow an attacker to quickly scan open UDP ports. This flaw allows an off-path remote attacker to effectively bypass source port UDP randomization. Software that relies on UDP source port randomization are indirectly affected as well on the Linux Based Products (RUGGEDCOM RM1224: All versions between v5.0 and v6.4, SCALANCE M-800: All versions between v5.0 and v6.4, SCALANCE S615: All versions between v5.0 and v6.4, SCALANCE SC-600: All versions prior to v2.1.3, SCALANCE W1750D: v8.3.0.1, v8.6.0, and v8.7.0, SIMATIC Cloud Connect 7: All versions, SIMATIC MV500 Family: All versions, SIMATIC NET CP 1243-1 (incl. SIPLUS variants): Versions 3.1.39 and later, SIMATIC NET CP 1243-7 LTE EU: Version
CVE-2020-35513 2 Linux, Redhat 2 Linux Kernel, Enterprise Linux 2024-02-04 4.0 MEDIUM 4.9 MEDIUM
A flaw incorrect umask during file or directory modification in the Linux kernel NFS (network file system) functionality was found in the way user create and delete object using NFSv4.2 or newer if both simultaneously accessing the NFS by the other process that is not using new NFSv4.2. A user with access to the NFS could use this flaw to starve the resources causing denial of service.