
CVE-2022-0435 – kernel: remote stack overflow via kernel panic on systems using TIPC may lead to DoS
https://notcve.org/view.php?id=CVE-2022-0435
23 Feb 2022 — A stack overflow flaw was found in the Linux kernel's TIPC protocol functionality in the way a user sends a packet with malicious content where the number of domain member nodes is higher than the 64 allowed. This flaw allows a remote user to crash the system or possibly escalate their privileges if they have access to the TIPC network. Se ha encontrado un fallo de desbordamiento de pila en la funcionalidad del protocolo TIPC del kernel de Linux en la forma en que un usuario envía un paquete con contenido m... • https://github.com/wlswotmd/CVE-2022-0435 • CWE-787: Out-of-bounds Write •

CVE-2022-0330 – kernel: possible privileges escalation due to missing TLB flush
https://notcve.org/view.php?id=CVE-2022-0330
18 Feb 2022 — A random memory access flaw was found in the Linux kernel's GPU i915 kernel driver functionality in the way a user may run malicious code on the GPU. This flaw allows a local user to crash the system or escalate their privileges on the system. Se ha encontrado un fallo de acceso aleatorio a la memoria en la funcionalidad del controlador del kernel de la GPU i915 de Linux en la forma en que un usuario puede ejecutar código malicioso en la GPU. Este fallo permite a un usuario local bloquear el sistema o escal... • http://www.openwall.com/lists/oss-security/2022/11/30/1 • CWE-281: Improper Preservation of Permissions •

CVE-2021-23177 – libarchive: extracting a symlink with ACLs modifies ACLs of target
https://notcve.org/view.php?id=CVE-2021-23177
17 Feb 2022 — An improper link resolution flaw while extracting an archive can lead to changing the access control list (ACL) of the target of the link. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to change the ACL of a file on the system and gain more privileges. Un fallo de resolución de enlaces inapropiado mientras es extraído un archivo puede conllevar a un cambio de la lista de control de acceso (ACL)... • https://access.redhat.com/security/cve/CVE-2021-23177 • CWE-59: Improper Link Resolution Before File Access ('Link Following') •

CVE-2021-44142 – Samba fruit_pwrite Heap-based Buffer Overflow Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2021-44142
01 Feb 2022 — The Samba vfs_fruit module uses extended file attributes (EA, xattr) to provide "...enhanced compatibility with Apple SMB clients and interoperability with a Netatalk 3 AFP fileserver." Samba versions prior to 4.13.17, 4.14.12 and 4.15.5 with vfs_fruit configured allow out-of-bounds heap read and write via specially crafted extended file attributes. A remote attacker with write access to extended file attributes can execute arbitrary code with the privileges of smbd, typically root. El módulo vfs_fruit de S... • https://github.com/horizon3ai/CVE-2021-44142 • CWE-125: Out-of-bounds Read CWE-787: Out-of-bounds Write •

CVE-2021-3930 – QEMU: off-by-one error in mode_sense_page() in hw/scsi/scsi-disk.c
https://notcve.org/view.php?id=CVE-2021-3930
10 Dec 2021 — An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the 'page' argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition. Se ha encontrado un error "off-by-one" en la emulación de dispositivos SCSI en QEMU. Podía ocurrir mientras eran procesados comandos MODE SELECT en mode_sense_page() si el argumento "page" era establecido... • https://bugzilla.redhat.com/show_bug.cgi?id=2020588 • CWE-193: Off-by-one Error •

CVE-2016-2124 – samba: SMB1 client connections can be downgraded to plaintext authentication
https://notcve.org/view.php?id=CVE-2016-2124
11 Nov 2021 — A flaw was found in the way samba implemented SMB1 authentication. An attacker could use this flaw to retrieve the plaintext password sent over the wire even if Kerberos authentication was required. Se ha encontrado un fallo en la forma en que Samba implementa la autenticación SMB1. Un atacante podría usar este fallo para recuperar la contraseña en texto plano enviada a través del cable, incluso si es requerida la autenticación Kerberos Stefan Metzmacher discovered that Samba incorrectly handled SMB1 client... • https://bugzilla.redhat.com/show_bug.cgi?id=2019660 • CWE-287: Improper Authentication •

CVE-2021-3744 – kernel: crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd()
https://notcve.org/view.php?id=CVE-2021-3744
11 Nov 2021 — A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops.c, which allows attackers to cause a denial of service (memory consumption). This vulnerability is similar with the older CVE-2019-18808. Se ha encontrado un fallo de pérdida de memoria en el kernel de Linux en la función ccp_run_aes_gcm_cmd() en el archivo drivers/crypto/ccp/ccp-ops.c, que permite a atacantes causar una denegación de servicio (consumo de memoria). Esta vulnerabilidad es simi... • http://www.openwall.com/lists/oss-security/2021/09/14/1 • CWE-401: Missing Release of Memory after Effective Lifetime •

CVE-2020-25717 – samba: Active Directory (AD) domain user could become root on domain members
https://notcve.org/view.php?id=CVE-2020-25717
11 Nov 2021 — A flaw was found in the way Samba maps domain users to local users. An authenticated attacker could use this flaw to cause possible privilege escalation. Se encontró un fallo en la forma en que Samba mapea usuarios del dominio a usuarios locales. Un atacante autenticado podría usar este fallo para causar una posible escalada de privilegios Stefan Metzmacher discovered that Samba incorrectly handled SMB1 client connections. A remote attacker could possibly use this issue to downgrade connections to plaintext... • https://bugzilla.redhat.com/show_bug.cgi?id=2019672 • CWE-20: Improper Input Validation •

CVE-2021-3659 – kernel: NULL pointer dereference in llsec_key_alloc() in net/mac802154/llsec.c
https://notcve.org/view.php?id=CVE-2021-3659
10 Nov 2021 — 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. Se ha encontrado un fallo de desreferencia de puntero NULL en el subsistema de red inalámbrica IEEE versión 802.15.4 del kernel de Linux en la forma en que el usuario cierra la conexión LR-WPAN. Este fallo permite a un usuario local... • https://access.redhat.com/security/cve/CVE-2021-3659 • CWE-252: Unchecked Return Value CWE-476: NULL Pointer Dereference •

CVE-2021-3737 – python: urllib: HTTP client possible infinite loop on a 100 Continue response
https://notcve.org/view.php?id=CVE-2021-3737
17 Sep 2021 — A flaw was found in python. An improperly handled HTTP response in the HTTP client code of python may allow a remote attacker, who controls the HTTP server, to make the client script enter an infinite loop, consuming CPU time. The highest threat from this vulnerability is to system availability. Se ha encontrado un fallo en python. Una respuesta HTTP manejada inapropiadamente en el código del cliente HTTP de python puede permitir a un atacante remoto, que controle el servidor HTTP, hacer que el script del c... • https://bugs.python.org/issue44022 • CWE-400: Uncontrolled Resource Consumption CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •