ID de Prueba:	1.3.6.1.4.1.25623.1.1.10.2018.0377
Categoría:	Mageia Linux Local Security Checks
Título:	Mageia: Security Advisory (MGASA-2018-0377)
Resumen:	The remote host is missing an update for the 'libx11' package(s) announced via the MGASA-2018-0377 advisory.
Descripción:	Summary: The remote host is missing an update for the 'libx11' package(s) announced via the MGASA-2018-0377 advisory. Vulnerability Insight: Updated libx11 packages fix security vulnerabilities: An issue was discovered in XListExtensions in ListExt.c in libX11 through 1.6.5. A malicious server can send a reply in which the first string overflows, causing a variable to be set to NULL that will be freed later on, leading to DoS (segmentation fault) (CVE-2018-14598). An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c is vulnerable to an off-by-one error caused by malicious server responses, leading to DoS or possibly unspecified other impact (CVE-2018-14599). An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c interprets a variable as signed instead of unsigned, resulting in an out-of-bounds write (of up to 128 bytes), leading to DoS or remote code execution (CVE-2018-14600). Affected Software/OS: 'libx11' package(s) on Mageia 6. Solution: Please install the updated package(s). CVSS Score: 7.5 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Referencia Cruzada:	Common Vulnerability Exposure (CVE) ID: CVE-2018-14598 BugTraq ID: 105177 http://www.securityfocus.com/bid/105177 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/ https://security.gentoo.org/glsa/201811-01 https://lists.debian.org/debian-lts-announce/2018/08/msg00030.html http://www.openwall.com/lists/oss-security/2018/08/21/6 https://lists.x.org/archives/xorg-announce/2018-August/002916.html RedHat Security Advisories: RHSA-2019:2079 https://access.redhat.com/errata/RHSA-2019:2079 http://www.securitytracker.com/id/1041543 https://usn.ubuntu.com/3758-1/ https://usn.ubuntu.com/3758-2/ Common Vulnerability Exposure (CVE) ID: CVE-2018-14599 Common Vulnerability Exposure (CVE) ID: CVE-2018-14600
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