Vulnerabilities (CVE)

Filtered by vendor Freebsd Subscribe
Total 530 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2012-4576 2 Debian, Freebsd 2 Debian Linux, Freebsd 2023-12-10 7.2 HIGH 7.8 HIGH
FreeBSD: Input Validation Flaw allows local users to gain elevated privileges
CVE-2012-2979 1 Freebsd 1 Name Server Daemon 2023-12-10 4.3 MEDIUM 7.5 HIGH
FreeBSD NSD before 3.2.13 allows remote attackers to crash a NSD child server process (SIGSEGV) and cause a denial of service in the NSD server.
CVE-2020-7450 1 Freebsd 1 Freebsd 2023-12-10 7.5 HIGH 9.8 CRITICAL
In FreeBSD 12.1-STABLE before r357213, 12.1-RELEASE before 12.1-RELEASE-p2, 12.0-RELEASE before 12.0-RELEASE-p13, 11.3-STABLE before r357214, and 11.3-RELEASE before 11.3-RELEASE-p6, URL handling in libfetch with URLs containing username and/or password components is vulnerable to a heap buffer overflow allowing program misbehavior or malicious code execution.
CVE-2019-14899 4 Apple, Freebsd, Linux and 1 more 8 Ipados, Iphone Os, Mac Os X and 5 more 2023-12-10 4.9 MEDIUM 7.4 HIGH
A vulnerability was discovered in Linux, FreeBSD, OpenBSD, MacOS, iOS, and Android that allows a malicious access point, or an adjacent user, to determine if a connected user is using a VPN, make positive inferences about the websites they are visiting, and determine the correct sequence and acknowledgement numbers in use, allowing the bad actor to inject data into the TCP stream. This provides everything that is needed for an attacker to hijack active connections inside the VPN tunnel.
CVE-2019-5610 2 Freebsd, Netapp 2 Freebsd, Clustered Data Ontap 2023-12-10 5.0 MEDIUM 7.5 HIGH
In FreeBSD 12.0-STABLE before r350637, 12.0-RELEASE before 12.0-RELEASE-p9, 11.3-STABLE before r350638, 11.3-RELEASE before 11.3-RELEASE-p2, and 11.2-RELEASE before 11.2-RELEASE-p13, the bsnmp library is not properly validating the submitted length from a type-length-value encoding. A remote user could cause an out-of-bounds read or trigger a crash of the software such as bsnmpd resulting in a denial of service.
CVE-2019-9494 5 Fedoraproject, Freebsd, Opensuse and 2 more 8 Fedora, Freebsd, Backports Sle and 5 more 2023-12-10 4.3 MEDIUM 5.9 MEDIUM
The implementations of SAE in hostapd and wpa_supplicant are vulnerable to side channel attacks as a result of observable timing differences and cache access patterns. An attacker may be able to gain leaked information from a side channel attack that can be used for full password recovery. Both hostapd with SAE support and wpa_supplicant with SAE support prior to and including version 2.7 are affected.
CVE-2019-5597 1 Freebsd 1 Freebsd 2023-12-10 6.4 MEDIUM 9.1 CRITICAL
In FreeBSD 11.3-PRERELEASE and 12.0-STABLE before r347591, 11.2-RELEASE before 11.2-RELEASE-p10, and 12.0-RELEASE before 12.0-RELEASE-p4, a bug in the pf IPv6 fragment reassembly logic incorrectly uses the last extension header offset from the last received packet instead of the first packet allowing maliciously crafted IPv6 packets to cause a crash or potentially bypass the packet filter.
CVE-2019-5605 1 Freebsd 1 Freebsd 2023-12-10 6.8 MEDIUM 6.5 MEDIUM
In FreeBSD 11.3-STABLE before r350217, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, due to insufficient initialization of memory copied to userland in the freebsd32_ioctl interface, small amounts of kernel memory may be disclosed to userland processes. This may allow an attacker to leverage this information to obtain elevated privileges either directly or indirectly.
CVE-2019-9495 6 Debian, Fedoraproject, Freebsd and 3 more 9 Debian Linux, Fedora, Freebsd and 6 more 2023-12-10 4.3 MEDIUM 3.7 LOW
The implementations of EAP-PWD in hostapd and wpa_supplicant are vulnerable to side-channel attacks as a result of cache access patterns. All versions of hostapd and wpa_supplicant with EAP-PWD support are vulnerable. The ability to install and execute applications is necessary for a successful attack. Memory access patterns are visible in a shared cache. Weak passwords may be cracked. Versions of hostapd/wpa_supplicant 2.7 and newer, are not vulnerable to the timing attack described in CVE-2019-9494. Both hostapd with EAP-pwd support and wpa_supplicant with EAP-pwd support prior to and including version 2.7 are affected.
CVE-2019-9498 6 Debian, Fedoraproject, Freebsd and 3 more 9 Debian Linux, Fedora, Freebsd and 6 more 2023-12-10 6.8 MEDIUM 8.1 HIGH
The implementations of EAP-PWD in hostapd EAP Server, when built against a crypto library missing explicit validation on imported elements, do not validate the scalar and element values in EAP-pwd-Commit. An attacker may be able to use invalid scalar/element values to complete authentication, gaining session key and network access without needing or learning the password. Both hostapd with SAE support and wpa_supplicant with SAE support prior to and including version 2.4 are affected. Both hostapd with EAP-pwd support and wpa_supplicant with EAP-pwd support prior to and including version 2.7 are affected.
CVE-2019-5609 1 Freebsd 1 Freebsd 2023-12-10 6.4 MEDIUM 7.5 HIGH
In FreeBSD 12.0-STABLE before r350619, 12.0-RELEASE before 12.0-RELEASE-p9, 11.3-STABLE before r350619, 11.3-RELEASE before 11.3-RELEASE-p2, and 11.2-RELEASE before 11.2-RELEASE-p13, the bhyve e1000 device emulation used a guest-provided value to determine the size of the on-stack buffer without validation when TCP segmentation offload is requested for a transmitted packet. A misbehaving bhyve guest could overwrite memory in the bhyve process on the host.
CVE-2019-5600 1 Freebsd 1 Freebsd 2023-12-10 7.5 HIGH 9.8 CRITICAL
In FreeBSD 12.0-STABLE before r349622, 12.0-RELEASE before 12.0-RELEASE-p7, 11.3-PRERELEASE before r349624, 11.3-RC3 before 11.3-RC3-p1, and 11.2-RELEASE before 11.2-RELEASE-p11, a bug in iconv implementation may allow an attacker to write past the end of an output buffer. Depending on the implementation, an attacker may be able to create a denial of service, provoke incorrect program behavior, or induce a remote code execution.
CVE-2019-5599 1 Freebsd 1 Freebsd 2023-12-10 7.8 HIGH 7.5 HIGH
In FreeBSD 12.0-STABLE before r349197 and 12.0-RELEASE before 12.0-RELEASE-p6, a bug in the non-default RACK TCP stack can allow an attacker to cause several linked lists to grow unbounded and cause an expensive list traversal on every packet being processed, leading to resource exhaustion and a denial of service.
CVE-2019-5611 2 Freebsd, Netapp 2 Freebsd, Clustered Data Ontap 2023-12-10 7.8 HIGH 7.5 HIGH
In FreeBSD 12.0-STABLE before r350828, 12.0-RELEASE before 12.0-RELEASE-p10, 11.3-STABLE before r350829, 11.3-RELEASE before 11.3-RELEASE-p3, and 11.2-RELEASE before 11.2-RELEASE-p14, a missing check in the function to arrange data in a chain of mbufs could cause data returned not to be contiguous. Extra checks in the IPv6 stack could catch the error condition and trigger a kernel panic, leading to a remote denial of service.
CVE-2019-12900 6 Bzip, Canonical, Debian and 3 more 6 Bzip2, Ubuntu Linux, Debian Linux and 3 more 2023-12-10 7.5 HIGH 9.8 CRITICAL
BZ2_decompress in decompress.c in bzip2 through 1.0.6 has an out-of-bounds write when there are many selectors.
CVE-2019-5607 1 Freebsd 1 Freebsd 2023-12-10 7.2 HIGH 7.8 HIGH
In FreeBSD 12.0-STABLE before r350222, 12.0-RELEASE before 12.0-RELEASE-p8, 11.3-STABLE before r350223, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, rights transmitted over a domain socket did not properly release a reference on transmission error allowing a malicious user to cause the reference counter to wrap, forcing a free event. This could allow a malicious local user to gain root privileges or escape from a jail.
CVE-2019-9499 6 Debian, Fedoraproject, Freebsd and 3 more 9 Debian Linux, Fedora, Freebsd and 6 more 2023-12-10 6.8 MEDIUM 8.1 HIGH
The implementations of EAP-PWD in wpa_supplicant EAP Peer, when built against a crypto library missing explicit validation on imported elements, do not validate the scalar and element values in EAP-pwd-Commit. An attacker may complete authentication, session key and control of the data connection with a client. Both hostapd with SAE support and wpa_supplicant with SAE support prior to and including version 2.4 are affected. Both hostapd with EAP-pwd support and wpa_supplicant with EAP-pwd support prior to and including version 2.7 are affected.
CVE-2019-5608 2 Freebsd, Netapp 2 Freebsd, Clustered Data Ontap 2023-12-10 7.5 HIGH 9.8 CRITICAL
In FreeBSD 12.0-STABLE before r350648, 12.0-RELEASE before 12.0-RELEASE-p9, 11.3-STABLE before r350650, 11.3-RELEASE before 11.3-RELEASE-p2, and 11.2-RELEASE before 11.2-RELEASE-p13, the ICMPv6 input path incorrectly handles cases where an MLDv2 listener query packet is internally fragmented across multiple mbufs. A remote attacker may be able to cause an out-of-bounds read or write that may cause the kernel to attempt to access an unmapped page and subsequently panic.
CVE-2019-5602 1 Freebsd 1 Freebsd 2023-12-10 9.0 HIGH 8.8 HIGH
In FreeBSD 12.0-STABLE before r349628, 12.0-RELEASE before 12.0-RELEASE-p7, 11.3-PRERELEASE before r349629, 11.3-RC3 before 11.3-RC3-p1, and 11.2-RELEASE before 11.2-RELEASE-p11, a bug in the cdrom driver allows users with read access to the cdrom device to arbitrarily overwrite kernel memory when media is present thereby allowing a malicious user in the operator group to gain root privileges.
CVE-2019-5604 1 Freebsd 1 Freebsd 2023-12-10 8.5 HIGH 9.6 CRITICAL
In FreeBSD 12.0-STABLE before r350246, 12.0-RELEASE before 12.0-RELEASE-p8, 11.3-STABLE before r350247, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, the emulated XHCI device included with the bhyve hypervisor did not properly validate data provided by the guest, allowing an out-of-bounds read. This provides a malicious guest the possibility to crash the system or access system memory.