CVSS: 8.8EPSS: 10%CPEs: 8EXPL: 0CVE-2022-46341 – X.Org Server ProcXIPassiveUngrabDevice Improper Validation of Array Index Local Privilege Escalation Vulnerability
https://notcve.org/view.php?id=CVE-2022-46341
A vulnerability was found in X.Org. This security flaw occurs because the handler for the XIPassiveUngrab request accesses out-of-bounds memory when invoked with a high keycode or button code. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions. Se encontró una vulnerabilidad en X.Org. Esta falla de seguridad se produce porque el controlador de la solicitud XIPassiveUngrab accede a la memoria fuera de los límites cuando se invoca con un código clave o un código de botón alto. • https://access.redhat.com/security/cve/CVE-2022-46341 https://bugzilla.redhat.com/show_bug.cgi?id=2151756 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5NELB7YDWRABYYBG4UPTHRBDTKJRV5M2 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DXDF2O5PPLE3SVAJJYUOSAD5QZ4TWQ2G https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z67QC4C3I2FI2WRFIUPEHKC36J362MLA https://security.gentoo.org/glsa/202305-30 https://ww • CWE-787: Out-of-bounds Write •
CVSS: 8.8EPSS: 10%CPEs: 8EXPL: 0CVE-2022-46342 – X.Org Server XvdiSelectVideoNotify Use-After-Free Local Privilege Escalation Vulnerability
https://notcve.org/view.php?id=CVE-2022-46342
A vulnerability was found in X.Org. This security flaw occurs because the handler for the XvdiSelectVideoNotify request may write to memory after it has been freed. This issue can lead to local privileges elevation on systems where the X se Se encontró una vulnerabilidad en X.Org. Este fallo de seguridad se produce porque el controlador de la solicitud XvdiSelectVideoNotify puede escribir en la memoria una vez liberada. Este problema puede provocar una elevación de privilegios locales en sistemas donde X se A vulnerability was found in X.Org. • https://access.redhat.com/security/cve/CVE-2022-46342 https://bugzilla.redhat.com/show_bug.cgi?id=2151757 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5NELB7YDWRABYYBG4UPTHRBDTKJRV5M2 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DXDF2O5PPLE3SVAJJYUOSAD5QZ4TWQ2G https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z67QC4C3I2FI2WRFIUPEHKC36J362MLA https://security.gentoo.org/glsa/202305-30 https://ww • CWE-416: Use After Free •
CVSS: 6.5EPSS: 0%CPEs: 10EXPL: 2CVE-2022-2850 – 389-ds-base: SIGSEGV in sync_repl
https://notcve.org/view.php?id=CVE-2022-2850
A flaw was found In 389-ds-base. When the Content Synchronization plugin is enabled, an authenticated user can reach a NULL pointer dereference using a specially crafted query. This flaw allows an authenticated attacker to cause a denial of service. This CVE is assigned against an incomplete fix of CVE-2021-3514. Se ha encontrado un fallo en 389-ds-base. • https://access.redhat.com/security/cve/CVE-2022-2850 https://bugzilla.redhat.com/show_bug.cgi?id=2118691 https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html • CWE-476: NULL Pointer Dereference •
CVSS: 5.5EPSS: 0%CPEs: 7EXPL: 1CVE-2022-2153 – kernel: KVM: NULL pointer dereference in kvm_irq_delivery_to_apic_fast()
https://notcve.org/view.php?id=CVE-2022-2153
A flaw was found in the Linux kernel’s KVM when attempting to set a SynIC IRQ. This issue makes it possible for a misbehaving VMM to write to SYNIC/STIMER MSRs, causing a NULL pointer dereference. This flaw allows an unprivileged local attacker on the host to issue specific ioctl calls, causing a kernel oops condition that results in a denial of service. Se ha encontrado un fallo en el KVM del kernel de Linux cuando es intentado establecer una IRQ SynIC. Este problema hace posible a un VMM que sea comportado inapropiadamente escribir en las MSR de SYNIC/STIMER, causando una desreferencia de puntero NULL. • https://bugzilla.redhat.com/show_bug.cgi?id=2069736 https://github.com/torvalds/linux/commit/00b5f37189d24ac3ed46cb7f11742094778c46ce https://github.com/torvalds/linux/commit/7ec37d1cbe17d8189d9562178d8b29167fe1c31a https://github.com/torvalds/linux/commit/b1e34d325397a33d97d845e312d7cf2a8b646b44 https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html https://www.openwall.com/lists/oss-security/2022/06/22/1 https://access.redhat.com/security& • CWE-476: NULL Pointer Dereference •
CVSS: 7.0EPSS: 0%CPEs: 6EXPL: 1CVE-2021-3864
https://notcve.org/view.php?id=CVE-2021-3864
A flaw was found in the way the dumpable flag setting was handled when certain SUID binaries executed its descendants. The prerequisite is a SUID binary that sets real UID equal to effective UID, and real GID equal to effective GID. The descendant will then have a dumpable value set to 1. As a result, if the descendant process crashes and core_pattern is set to a relative value, its core dump is stored in the current directory with uid:gid permissions. An unprivileged local user with eligible root SUID binary could use this flaw to place core dumps into root-owned directories, potentially resulting in escalation of privileges. • https://access.redhat.com/security/cve/CVE-2021-3864 https://bugzilla.redhat.com/show_bug.cgi?id=2015046 https://lore.kernel.org/all/20211221021744.864115-1-longman%40redhat.com https://lore.kernel.org/all/20211226150310.GA992%401wt.eu https://lore.kernel.org/lkml/20211228170910.623156-1-wander%40redhat.com https://security-tracker.debian.org/tracker/CVE-2021-3864 https://www.openwall.com/lists/oss-security/2021/10/20/2 • CWE-284: Improper Access Control •