Test ID:	1.3.6.1.4.1.25623.1.1.10.2021.0480
Category:	Mageia Linux Local Security Checks
Title:	Mageia: Security Advisory (MGASA-2021-0480)
Summary:	The remote host is missing an update for the 'libslirp' package(s) announced via the MGASA-2021-0480 advisory.
Description:	Summary: The remote host is missing an update for the 'libslirp' package(s) announced via the MGASA-2021-0480 advisory. Vulnerability Insight: Invalid pointer initialization issues were found in the SLiRP networking implementation of QEMU. In the bootp_input() function while processing a udp packet that is smaller than the size of the 'bootp_t' structure. A malicious guest could use this flaw to leak 10 bytes of uninitialized heap memory from the host. The highest threat from this vulnerability is to data confidentiality. This flaw affects libslirp versions prior to 4.6.0. (CVE-2021-3592) In the udp6_input() function while processing a udp packet that is smaller than the size of the 'udphdr' structure. This issue may lead to out-of-bounds read access or indirect host memory disclosure to the guest. The highest threat from this vulnerability is to data confidentiality. This flaw affects libslirp versions prior to 4.6.0. (CVE-2021-3593) In the udp_input() function while processing a udp packet that is smaller than the size of the 'udphdr' structure. This issue may lead to out-of-bounds read access or indirect host memory disclosure to the guest. The highest threat from this vulnerability is to data confidentiality. This flaw affects libslirp versions prior to 4.6.0. (CVE-2021-3594) In the tftp_input() function while processing a udp packet that is smaller than the size of the 'tftp_t' structure. This issue may lead to out-of-bounds read access or indirect host memory disclosure to the guest. The highest threat from this vulnerability is to data confidentiality. This flaw affects libslirp versions prior to 4.6.0. (CVE-2021-3595) Affected Software/OS: 'libslirp' package(s) on Mageia 8. Solution: Please install the updated package(s). CVSS Score: 2.1 CVSS Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2021-3592 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCKWZWY64EHTOQMLVLTSZ4AA27EWRJMH/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SGPQZFVJCFGDSISFXPCQTTBBD7QZLJKI/ https://security.gentoo.org/glsa/202107-44 https://bugzilla.redhat.com/show_bug.cgi?id=1970484 https://lists.debian.org/debian-lts-announce/2021/09/msg00000.html https://lists.debian.org/debian-lts-announce/2021/09/msg00004.html https://lists.debian.org/debian-lts-announce/2023/03/msg00013.html Common Vulnerability Exposure (CVE) ID: CVE-2021-3593 https://bugzilla.redhat.com/show_bug.cgi?id=1970487 https://lists.debian.org/debian-lts-announce/2022/04/msg00002.html Common Vulnerability Exposure (CVE) ID: CVE-2021-3594 https://bugzilla.redhat.com/show_bug.cgi?id=1970491 Common Vulnerability Exposure (CVE) ID: CVE-2021-3595 https://bugzilla.redhat.com/show_bug.cgi?id=1970489
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