905 matches found
dovecot security update
1:2.3.16-15.1 - fix CVE-2026-27858: denial of service via crafted message before authentication RHEL-161639 - fix CVE-2025-59032: ManageSieve: Denial of Service via crafted SASL initial response in AUTHENTICATE command RHEL-162287 - fix CVE-2026-27857: denial of service via specially crafted NOOP...
Oracle Linux 8 : dovecot (ELSA-2026-13830)
The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-13830 advisory. - fix CVE-2026-27858: denial of service via crafted message before authentication RHEL-161630 - fix CVE-2025-59032: ManageSieve: Denial of Service via...
dovecot: denial of service via crafted message before authentication
A flaw was found in dovecot. An unauthenticated and remote attacker can send a crafted message that causes managesieve to allocate an excessive amount of memory, forcing managesieve-login to be unavailable by repeatedly crashing the process, resulting in a denial of service...
dovecot: denial of service via crafted message before authentication
A flaw was found in dovecot. An unauthenticated and remote attacker can send a crafted message that causes managesieve to allocate an excessive amount of memory, forcing managesieve-login to be unavailable by repeatedly crashing the process, resulting in a denial of service...
CVE-2026-6918
In Eclipse Open9J versions 0.21 to 0.58, a pre-authentication remote attacker can crash JITServer by sending a 32-byte crafted TCP message...
EUVD-2026-27315
In Eclipse Open9J versions 0.21 to 0.58, a pre-authentication remote attacker can crash JITServer by sending a 32-byte crafted TCP message...
AZL-86217 CVE-2026-37459 affecting package frr for versions less than 10.5.4-1
An integer underflow in FRRouting FRR stable/10.0 to stable/10.6 allows attackers to cause a Denial of Service DoS via supplying a crafted BGP UPDATE message...
dovecot: denial of service via crafted message before authentication
A flaw was found in dovecot. An unauthenticated and remote attacker can send a crafted message that causes managesieve to allocate an excessive amount of memory, forcing managesieve-login to be unavailable by repeatedly crashing the process, resulting in a denial of service...
CVE-2026-33449
CVE-2026-33449 is a buffer overflow in a message handling function of the Secure Access client prior to 14.50. Attackers with control of a modified server can send a cryptographically valid message to the client, overwriting a small portion of memory conceivably leading to a denial of service...
FreeRDP: FreeRDP: Denial of Service via specially crafted Remote Desktop Protocol messages
A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. A remote attacker could exploit this vulnerability by sending a specially crafted RDP message. This can lead to an undefined behavior where a wrapped value is used as a shift exponent, causing an approximately ...
PT-2026-36181
Name of the Vulnerable Software and Affected Versions Secure Access server versions prior to 14.50 Description A buffer overflow occurs when a program writes more data to a block of memory than it can hold. In this case, attackers using a modified client can send a specially crafted message to th...
Kea: Kea: Denial of Service via maliciously crafted message
A flaw was found in Kea. A remote attacker can send a maliciously crafted message to the kea-ctrl-agent, kea-dhcp-ddns, kea-dhcp4, or kea-dhcp6 daemons over any configured API socket or HA listener. This can cause a stack overflow error, leading to the daemon exiting and resulting in a Denial of...
FreeRDP: FreeRDP: Denial of Service via specially crafted Remote Desktop Protocol messages
A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. A remote attacker could exploit this vulnerability by sending a specially crafted RDP message. This can lead to an undefined behavior where a wrapped value is used as a shift exponent, causing an approximately ...
FreeRDP: FreeRDP: Denial of Service via specially crafted Remote Desktop Protocol messages
A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. A remote attacker could exploit this vulnerability by sending a specially crafted RDP message. This can lead to an undefined behavior where a wrapped value is used as a shift exponent, causing an approximately ...
CVE-2026-33516
xrdp is an open source RDP server. Versions through 0.10.5 contain an out-of-bounds read vulnerability during the RDP capability exchange phase. The issue occurs when memory is accessed before validating the remaining buffer length. A remote, unauthenticated attacker can trigger this vulnerabilit...
CVE-2026-31048: Improper Control of Generation of Code
An issue in the pickle protocol of Pyro v3.x allows attackers to execute arbitrary code via supplying a crafted pickled string message...
Out-of-bounds Read
Overview Affected versions of this package are vulnerable to Out-of-bounds Read via the PKCS7VerifySignedData process. An attacker can cause the application to read memory outside the bounds of a heap buffer by submitting a specially crafted PKCS7 message. Remediation Upgrade wolfssl to version...
CVE-2026-5264
Heap buffer overflow in DTLS 1.3 ACK message processing. A remote attacker can send a crafted DTLS 1.3 ACK message that triggers a heap buffer overflow...
Kea: Kea: Denial of Service via maliciously crafted message
A flaw was found in Kea. A remote attacker can send a maliciously crafted message to the kea-ctrl-agent, kea-dhcp-ddns, kea-dhcp4, or kea-dhcp6 daemons over any configured API socket or HA listener. This can cause a stack overflow error, leading to the daemon exiting and resulting in a Denial of...