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CVE-2022-49770

进行中
CVE和安全问题 拥有者
创建于  
2025-05-02 01:42

一、漏洞信息
漏洞编号:CVE-2022-49770
漏洞归属组件:kernel
漏洞归属的版本:4.19.140,4.19.194,4.19.90,5.10.0,6.1.19,6.4.0,6.6.0
CVSS V3.0分值:
BaseScore:N/A None
Vector:CVSS:3.0/
漏洞简述:
In the Linux kernel, the following vulnerability has been resolved:ceph: avoid putting the realm twice when decoding snaps failsWhen decoding the snaps fails it maybe leaving the first_realm and realm pointing to the same snaprealm memory. And then it llput it twice and could cause random use-after-free, BUG_ON, etcissues.
漏洞公开时间:2025-05-01 23:15:59
漏洞创建时间:2025-05-02 01:42:31
漏洞详情参考链接:
https://nvd.nist.gov/vuln/detail/CVE-2022-49770

更多参考(点击展开)
参考来源 参考链接 来源链接
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/044bc6d3c2c0e9090b0841e7b723875756534b45
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/274e4c79a3a2a24fba7cfe0e41113f1138785c37
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/2f6e2de3a5289004650118b61f138fe7c28e1905
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/51884d153f7ec85e18d607b2467820a90e0f4359
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/cb7495fe957526555782ce0723f79ce92a6db22e
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/fd879c83e87735ab8f00ef7755752cf0cbae24b2
suse_bugzilla http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-49770 https://bugzilla.suse.com/show_bug.cgi?id=1242597
suse_bugzilla https://www.cve.org/CVERecord?id=CVE-2022-49770 https://bugzilla.suse.com/show_bug.cgi?id=1242597
suse_bugzilla https://git.kernel.org/stable/c/044bc6d3c2c0e9090b0841e7b723875756534b45 https://bugzilla.suse.com/show_bug.cgi?id=1242597
suse_bugzilla https://git.kernel.org/stable/c/274e4c79a3a2a24fba7cfe0e41113f1138785c37 https://bugzilla.suse.com/show_bug.cgi?id=1242597
suse_bugzilla https://git.kernel.org/stable/c/2f6e2de3a5289004650118b61f138fe7c28e1905 https://bugzilla.suse.com/show_bug.cgi?id=1242597
suse_bugzilla https://git.kernel.org/stable/c/51884d153f7ec85e18d607b2467820a90e0f4359 https://bugzilla.suse.com/show_bug.cgi?id=1242597
suse_bugzilla https://git.kernel.org/stable/c/cb7495fe957526555782ce0723f79ce92a6db22e https://bugzilla.suse.com/show_bug.cgi?id=1242597
suse_bugzilla https://git.kernel.org/stable/c/fd879c83e87735ab8f00ef7755752cf0cbae24b2 https://bugzilla.suse.com/show_bug.cgi?id=1242597
suse_bugzilla https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2022/CVE-2022-49770.mbox https://bugzilla.suse.com/show_bug.cgi?id=1242597
suse_bugzilla https://bugzilla.redhat.com/show_bug.cgi?id=2363493 https://bugzilla.suse.com/show_bug.cgi?id=1242597
anolis https://anas.openanolis.cn/cves/detail/CVE-2022-49770

漏洞分析指导链接:
https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md
漏洞数据来源:
openBrain开源漏洞感知系统
漏洞补丁信息:

详情(点击展开)

二、漏洞分析结构反馈
影响性分析说明:
In the Linux kernel, the following vulnerability has been resolved:ceph: avoid putting the realm twice when decoding snaps failsWhen decoding the snaps fails it maybe leaving the 'first_realm'and 'realm' pointing to the same snaprealm memory. And then it'llput it twice and could cause random use-after-free, BUG_ON, etcissues.The Linux kernel CVE team has assigned CVE-2022-49770 to this issue.
openEuler评分:
5.5
Vector:CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP4(4.19.90):受影响
2.master(6.6.0):不受影响
3.openEuler-22.03-LTS-SP3(5.10.0):不受影响
4.openEuler-22.03-LTS-SP4(5.10.0):不受影响
5.openEuler-24.03-LTS(6.6.0):不受影响
6.openEuler-24.03-LTS-Next(6.6.0):不受影响
7.openEuler-24.03-LTS-SP1(6.6.0):不受影响
8.openEuler-24.03-LTS-SP2(6.6.0):不受影响

修复是否涉及abi变化(是/否):
1.master(6.6.0):否
2.openEuler-20.03-LTS-SP4(4.19.90):否
3.openEuler-22.03-LTS-SP3(5.10.0):否
4.openEuler-22.03-LTS-SP4(5.10.0):否
5.openEuler-24.03-LTS(6.6.0):否
6.openEuler-24.03-LTS-Next(6.6.0):否
7.openEuler-24.03-LTS-SP1(6.6.0):否
8.openEuler-24.03-LTS-SP2(6.6.0):否

原因说明:
1.openEuler-20.03-LTS-SP4(4.19.90):正常修复
2.master(6.6.0):不受影响-漏洞代码不能被攻击者触发
3.openEuler-22.03-LTS-SP3(5.10.0):不受影响-漏洞代码不能被攻击者触发
4.openEuler-22.03-LTS-SP4(5.10.0):不受影响-漏洞代码不能被攻击者触发
5.openEuler-24.03-LTS(6.6.0):不受影响-漏洞代码不能被攻击者触发
6.openEuler-24.03-LTS-Next(6.6.0):不受影响-漏洞代码不能被攻击者触发
7.openEuler-24.03-LTS-SP1(6.6.0):不受影响-漏洞代码不能被攻击者触发
8.openEuler-24.03-LTS-SP2(6.6.0):不受影响-漏洞代码不能被攻击者触发

评论 (5)

Hi openeuler-ci-bot, welcome to the openEuler Community.
I'm the Bot here serving you. You can find the instructions on how to interact with me at Here.
If you have any questions, please contact the SIG: Kernel, and any of the maintainers.

openeuler-ci-bot 创建了CVE和安全问题 1个月前
openeuler-ci-bot 添加了
 
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参考网址 关联pr 状态 补丁链接
https://nvd.nist.gov/vuln/detail/CVE-2022-49770NoneNonehttps://git.kernel.org/stable/c/cb7495fe957526555782ce0723f79ce92a6db22e
https://git.kernel.org/stable/c/fd879c83e87735ab8f00ef7755752cf0cbae24b2
https://git.kernel.org/stable/c/044bc6d3c2c0e9090b0841e7b723875756534b45
https://git.kernel.org/stable/c/51884d153f7ec85e18d607b2467820a90e0f4359
https://git.kernel.org/stable/c/274e4c79a3a2a24fba7cfe0e41113f1138785c37
https://git.kernel.org/stable/c/2f6e2de3a5289004650118b61f138fe7c28e1905
https://www.opencve.io/cve/CVE-2022-49770NoneNonehttps://git.kernel.org/stable/c/cb7495fe957526555782ce0723f79ce92a6db22e
https://git.kernel.org/stable/c/fd879c83e87735ab8f00ef7755752cf0cbae24b2
https://git.kernel.org/stable/c/044bc6d3c2c0e9090b0841e7b723875756534b45
https://git.kernel.org/stable/c/51884d153f7ec85e18d607b2467820a90e0f4359
https://git.kernel.org/stable/c/274e4c79a3a2a24fba7cfe0e41113f1138785c37
https://git.kernel.org/stable/c/2f6e2de3a5289004650118b61f138fe7c28e1905
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2022-49770
https://security-tracker.debian.org/tracker/CVE-2022-49770NoneNonehttps://git.kernel.org/linus/51884d153f7ec85e18d607b2467820a90e0f4359
http://www.cnnvd.org.cn/web/vulnerability/queryLds.tag?qcvCnnvdid=CVE-2022-49770

说明:补丁链接仅供初步排查参考,实际可用性请人工再次确认,补丁下载验证可使用CVE补丁工具
若补丁不准确,烦请在此issue下评论 '/report-patch 参考网址 补丁链接1,补丁链接2' 反馈正确信息,便于我们不断优化工具,不胜感激。
如 /report-patch https://security-tracker.debian.org/tracker/CVE-2021-3997 https://github.com/systemd/systemd/commit/5b1cf7a9be37e20133c0208005274ce4a5b5c6a1

openeuler-ci-bot 修改了描述 1个月前

CVE-2022-49770

影响性分析说明:
In the Linux kernel, the following vulnerability has been resolved:

ceph: avoid putting the realm twice when decoding snaps fails

When decoding the snaps fails it maybe leaving the 'first_realm'
and 'realm' pointing to the same snaprealm memory. And then it'll
put it twice and could cause random use-after-free, BUG_ON, etc
issues.

The Linux kernel CVE team has assigned CVE-2022-49770 to this issue.

openEuler评分:(评分和向量)
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

受影响版本排查(受影响/不受影响):
1.master(6.1.0):不受影响
2.openEuler-20.03-LTS-SP4:受影响
3.openEuler-22.03-LTS-SP3:不受影响
4.openEuler-22.03-LTS-SP4:不受影响
5.openEuler-24.03-LTS:不受影响
6.openEuler-24.03-LTS-Next:不受影响
7.openEuler-24.03-LTS-SP1:不受影响
8.openEuler-24.03-LTS-SP2:不受影响

修复是否涉及abi变化(是/否):
1.master(6.1.0):否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS-SP3:否
4.openEuler-22.03-LTS-SP4:否
5.openEuler-24.03-LTS:否
6.openEuler-24.03-LTS-Next:否
7.openEuler-24.03-LTS-SP1:否
8.openEuler-24.03-LTS-SP2:否

原因说明:
1.master(23.08.5):不受影响-漏洞代码不能被攻击者触发
2.openEuler-20.03-LTS-SP4:正常修复
3.openEuler-22.03-LTS-SP3:不受影响-漏洞代码不能被攻击者触发
4.openEuler-22.03-LTS-SP4:不受影响-漏洞代码不能被攻击者触发
5.openEuler-24.03-LTS:不受影响-漏洞代码不能被攻击者触发
6.openEuler-24.03-LTS-Next:不受影响-漏洞代码不能被攻击者触发
7.openEuler-24.03-LTS-SP1:不受影响-漏洞代码不能被攻击者触发
8.openEuler-24.03-LTS-SP2:不受影响-漏洞代码不能被攻击者触发

openeuler-ci-bot 任务状态待办的 修改为进行中 1个月前
openeuler-ci-bot 修改了描述 1个月前
openeuler-ci-bot 修改了描述 24天前

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