RHEL 9：kernel-rt (RHSA-2022: 7933)
high Nessus 插件 ID 167544
语言：
简介
远程 Red Hat 主机缺少一个或多个安全更新。描述
远程 Redhat Enterprise Linux 9 主机上安装的程序包受到 RHSA-2022: 7933 公告中提及的多个漏洞影响。- 内核：路径外攻击者可能会注入数据或终止受害者的 TCP 会话 (CVE-2020-36516)
- 内核：函数 sco_sock_sendmsg() 中存在释放后使用漏洞 (CVE-2021-3640)
- 内核：smb2_ioctl_query_info 空指针取消引用 (CVE-2022-0168)
- 内核：回写期间，udf_expand_file_adinicbdue() 中发生空指针取消引用 (CVE-2022-0617)
- 内核：DMA_FROM_DEVICE 的 swiotlb 信息泄漏 (CVE-2022-0854)
- 内核：nft_do_chain 中堆栈上未初始化的寄存器可导致内核指针泄漏到 UM (CVE-2022-1016)
- 内核：snd_pcm_hw_free 中的争用条件导致释放后使用 (CVE-2022-1048)
- 内核：当挂载和操作已损坏的映像时，ext4 中存在释放后使用和内存错误 (CVE-2022-1184)
- 内核：drm_setmaster_ioctl 和 drm_mode_getresources 之间的并发释放后使用 (
解决方案
更新受影响的程序包。另见
https://bugzilla.redhat.com/2070205
https://bugzilla.redhat.com/2071022
https://bugzilla.redhat.com/2073064
https://bugzilla.redhat.com/2074208
https://bugzilla.redhat.com/2084125
https://bugzilla.redhat.com/2084183
https://bugzilla.redhat.com/2084479
https://bugzilla.redhat.com/2088021
https://bugzilla.redhat.com/2089815
https://bugzilla.redhat.com/2090226
https://bugzilla.redhat.com/2090237
https://bugzilla.redhat.com/2090240
https://bugzilla.redhat.com/2090241
https://bugzilla.redhat.com/2103148
https://bugzilla.redhat.com/2103153
https://bugzilla.redhat.com/2114878
https://bugzilla.redhat.com/2115065
https://bugzilla.redhat.com/2115278
https://bugzilla.redhat.com/2123695
https://bugzilla.redhat.com/2129152
https://access.redhat.com/security/cve/CVE-2020-36516
https://access.redhat.com/security/cve/CVE-2021-3640
https://access.redhat.com/security/cve/CVE-2022-0168
https://access.redhat.com/security/cve/CVE-2022-0617
https://access.redhat.com/security/cve/CVE-2022-0854
https://access.redhat.com/security/cve/CVE-2022-1016
https://access.redhat.com/security/cve/CVE-2022-1048
https://access.redhat.com/security/cve/CVE-2022-1184
https://access.redhat.com/security/cve/CVE-2022-1280
https://access.redhat.com/security/cve/CVE-2022-1353
https://access.redhat.com/security/cve/CVE-2022-1679
https://access.redhat.com/security/cve/CVE-2022-1852
https://access.redhat.com/security/cve/CVE-2022-1998
https://access.redhat.com/security/cve/CVE-2022-2586
https://access.redhat.com/security/cve/CVE-2022-2639
https://access.redhat.com/security/cve/CVE-2022-20368
https://access.redhat.com/security/cve/CVE-2022-21123
https://access.redhat.com/security/cve/CVE-2022-21125
https://access.redhat.com/security/cve/CVE-2022-21166
https://access.redhat.com/security/cve/CVE-2022-21499
https://access.redhat.com/security/cve/CVE-2022-23825
https://access.redhat.com/security/cve/CVE-2022-24448
https://access.redhat.com/security/cve/CVE-2022-26373
https://access.redhat.com/security/cve/CVE-2022-28390
https://access.redhat.com/security/cve/CVE-2022-28893
https://access.redhat.com/security/cve/CVE-2022-29581
https://access.redhat.com/security/cve/CVE-2022-29900
https://access.redhat.com/security/cve/CVE-2022-29901
https://access.redhat.com/security/cve/CVE-2022-36946
https://access.redhat.com/security/cve/CVE-2022-39190
https://access.redhat.com/errata/RHSA-2022:7933
https://bugzilla.redhat.com/1980646
https://bugzilla.redhat.com/2037386
https://bugzilla.redhat.com/2051444
https://bugzilla.redhat.com/2052312
https://bugzilla.redhat.com/2053632
https://bugzilla.redhat.com/2058395
https://bugzilla.redhat.com/2059928
https://bugzilla.redhat.com/2066614
插件详情
严重性: High
ID: 167544
文件名: redhat-RHSA-2022-7933.nasl
版本: 1.7
类型: local
代理: unix
发布时间: 2022/11/15
最近更新时间: 2024/1/16
支持的传感器: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus
风险信息
VPR
风险因素: Critical
分数: 9.0
CVSS v2
风险因素: High
基本分数: 7.2
时间分数: 6.3
矢量: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS 分数来源: CVE-2022-29581
CVSS v3
风险因素: High
基本分数: 7.8
时间分数: 7.5
矢量: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
时间矢量: CVSS:3.0/E:H/RL:O/RC:C
漏洞信息
CPE: cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:kernel-rt, p-cpe:/a:redhat:enterprise_linux:kernel-rt-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-rt-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules-extra
必需的 KB 项: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
可利用: true
易利用性: Exploits are available
补丁发布日期: 2022/11/15
漏洞发布日期: 2021/12/8
参考资料信息
CVE: CVE-2020-36516, CVE-2021-3640, CVE-2022-0168, CVE-2022-0617, CVE-2022-0854, CVE-2022-1016, CVE-2022-1048, CVE-2022-1184, CVE-2022-1280, CVE-2022-1353, CVE-2022-1679, CVE-2022-1852, CVE-2022-1998, CVE-2022-20368, CVE-2022-21123, CVE-2022-21125, CVE-2022-21166, CVE-2022-21499, CVE-2022-23825, CVE-2022-24448, CVE-2022-2586, CVE-2022-26373, CVE-2022-2639, CVE-2022-28390, CVE-2022-28893, CVE-2022-29581, CVE-2022-29900, CVE-2022-29901, CVE-2022-36946, CVE-2022-39190