
CVE-2020-25704 – kernel: perf_event_parse_addr_filter memory
https://notcve.org/view.php?id=CVE-2020-25704
02 Dec 2020 — A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service. Se encontró una perdida de memoria de fallo en el subsistema de monitoreo del rendimiento del kernel de Linux en el modo si se usaba PERF_EVENT_IOC_SET_FILTER. Un usuario local podría utilizar este fallo para privar los recursos causando una denegación de servicio A memory leak flaw was found ... • https://bugzilla.redhat.com/show_bug.cgi?id=1895961 • CWE-401: Missing Release of Memory after Effective Lifetime •

CVE-2020-25656 – kernel: use-after-free in read in vt_do_kdgkb_ioctl
https://notcve.org/view.php?id=CVE-2020-25656
02 Dec 2020 — A flaw was found in the Linux kernel. A use-after-free was found in the way the console subsystem was using ioctls KDGKBSENT and KDSKBSENT. A local user could use this flaw to get read memory access out of bounds. The highest threat from this vulnerability is to data confidentiality. Se encontró un fallo en el kernel de Linux. • https://bugzilla.redhat.com/show_bug.cgi?id=1888726 • CWE-416: Use After Free •

CVE-2020-25643 – kernel: improper input validation in ppp_cp_parse_cr function leads to memory corruption and read overflow
https://notcve.org/view.php?id=CVE-2020-25643
06 Oct 2020 — 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. Se encontró un fallo de corrupción de la memoria en el kernel de Linux en versiones anteriores a 5.9-rc7, en el módulo HDLC_PPP en la... • http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html • CWE-20: Improper Input Validation •

CVE-2020-0427 – kernel: out-of-bounds reads in pinctrl subsystem.
https://notcve.org/view.php?id=CVE-2020-0427
17 Sep 2020 — In create_pinctrl of core.c, there is a possible out of bounds read due to a use after free. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-140550171 En la función create_pinctrl del archivo core.c, se presenta una posible lectura fuera de límites debido a un uso de la memoria previamente liberada. Esto podría conllevar a una divulgación de información l... • http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html • CWE-125: Out-of-bounds Read CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-416: Use After Free •

CVE-2020-14314 – kernel: buffer uses out of index in ext3/4 filesystem
https://notcve.org/view.php?id=CVE-2020-14314
15 Sep 2020 — A memory out-of-bounds read flaw was found in the Linux kernel before 5.9-rc2 with the ext3/ext4 file system, in the way it accesses a directory with broken indexing. This flaw allows a local user to crash the system if the directory exists. The highest threat from this vulnerability is to system availability. Se encontró un fallo de lectura de memoria fuera de límites en el kernel de Linux versiones anteriores a 5.9-rc2, con el sistema de archivos ext3/ext4, en la manera en que accede a un directorio con i... • https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14314 • CWE-125: Out-of-bounds Read •

CVE-2020-24394 – kernel: umask not applied on filesystem without ACL support
https://notcve.org/view.php?id=CVE-2020-24394
19 Aug 2020 — In the Linux kernel before 5.7.8, fs/nfsd/vfs.c (in the NFS server) can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka CID-22cf8419f131. This occurs because the current umask is not considered. En el kernel de Linux versiones anteriores a 5.7.8, el archivo fs/nfsd/vfs.c (en el servidor NFS), puede establecer permisos incorrectos en nuevos objetos de un sistema de archivos cuando el sistema de archivos carece de soporte de ACL, también se conoce como CID-22cf84... • http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html • CWE-732: Incorrect Permission Assignment for Critical Resource •

CVE-2018-18584 – libmspack: Out-of-bounds write in mspack/cab.h
https://notcve.org/view.php?id=CVE-2018-18584
23 Oct 2018 — In mspack/cab.h in libmspack before 0.8alpha and cabextract before 1.8, the CAB block input buffer is one byte too small for the maximal Quantum block, leading to an out-of-bounds write. En mspack/cab.h en libmspack en versiones anteriores a la 0.8alpha y cabextract en versiones anteriores a la 1.8, el búfer de entrada de bloques CAB es un byte más pequeño para el bloque Quantum máximo, lo que conduce a una escritura fuera de límites. USN-3814-1 fixed several vulnerabilities in libmspack. In Ubuntu 14.04 li... • https://access.redhat.com/errata/RHSA-2019:2049 • CWE-787: Out-of-bounds Write •

CVE-2018-18585 – libmspack: chmd_read_headers() fails to reject filenames containing NULL bytes
https://notcve.org/view.php?id=CVE-2018-18585
23 Oct 2018 — chmd_read_headers in mspack/chmd.c in libmspack before 0.8alpha accepts a filename that has '\0' as its first or second character (such as the "/\0" name). chmd_read_headers en mspack/chmd.c en libmspack en versiones anteriores a la 0.8alpha acepta un nombre de archivo que tiene "\0" como su primer o segundo carácter (como el nombre "/\0"). Multiple vulnerabilities have been found in cabextract and libmspack, the worst of which could result in a Denial of Service. Versions less than 1.8 are affected. • https://access.redhat.com/errata/RHSA-2019:2049 • CWE-476: NULL Pointer Dereference •

CVE-2018-16737
https://notcve.org/view.php?id=CVE-2018-16737
08 Oct 2018 — tinc before 1.0.30 has a broken authentication protocol, without even a partial mitigation. tinc en versiones anteriores a la 1.0.30 tiene un protocolo de autenticación roto, incluso sin una mitigación parcial. • http://tinc-vpn.org/security • CWE-287: Improper Authentication •

CVE-2018-16738 – Debian Security Advisory 4312-1
https://notcve.org/view.php?id=CVE-2018-16738
08 Oct 2018 — tinc 1.0.30 through 1.0.34 has a broken authentication protocol, although there is a partial mitigation. This is fixed in 1.1. tinc, desde la versión 1.0.30 hasta la 1.0.34 tiene un protocolo de autenticación roto, aunque hay una mitigación parcial. Esto se ha solucionado en la versión 1.1. Several vulnerabilities were discovered in tinc, a Virtual Private Network (VPN) daemon. • http://tinc-vpn.org/security • CWE-287: Improper Authentication •