CVE-2021-47057

一、漏洞信息
漏洞编号：CVE-2021-47057
漏洞归属组件：kernel
漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0,6.1.0,6.1.14,6.1.19,6.1.5,6.1.6,6.1.8,6.4.0
CVSS V2.0分值：
BaseScore：0.0 Low
Vector：CVSS：2.0/
漏洞简述：
In the Linux kernel, the following vulnerability has been resolved:crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to mapIn the case where the dma_iv mapping fails, the return error path leaksthe memory allocated to object d. Fix this by adding a new error returnlabel and jumping to this to ensure d is free d before the return.Addresses-Coverity: ( Resource leak )
漏洞公开时间：2024-03-01 07:15:07
漏洞创建时间：2024-03-01 07:46:52
漏洞详情参考链接：
https://nvd.nist.gov/vuln/detail/CVE-2021-47057

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/617ec35ed51f731a593ae7274228ef2cfc9cb781
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/6516cb852d704ff8d615de1f93cd443a99736c3d
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e1f2d739849c3239df1ea3f97d40bade4b808410
suse_bugzilla	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-47057	https://bugzilla.suse.com/show_bug.cgi?id=1220780
suse_bugzilla	https://www.cve.org/CVERecord?id=CVE-2021-47057	https://bugzilla.suse.com/show_bug.cgi?id=1220780
suse_bugzilla	https://git.kernel.org/stable/c/617ec35ed51f731a593ae7274228ef2cfc9cb781	https://bugzilla.suse.com/show_bug.cgi?id=1220780
suse_bugzilla	https://git.kernel.org/stable/c/6516cb852d704ff8d615de1f93cd443a99736c3d	https://bugzilla.suse.com/show_bug.cgi?id=1220780
suse_bugzilla	https://git.kernel.org/stable/c/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e	https://bugzilla.suse.com/show_bug.cgi?id=1220780
suse_bugzilla	https://git.kernel.org/stable/c/e1f2d739849c3239df1ea3f97d40bade4b808410	https://bugzilla.suse.com/show_bug.cgi?id=1220780
suse_bugzilla	https://bugzilla.redhat.com/show_bug.cgi?id=2267181	https://bugzilla.suse.com/show_bug.cgi?id=1220780
redhat_bugzilla	https://lore.kernel.org/linux-cve-announce/2024022951-CVE-2021-47057-01fa@gregkh/T/#u	https://bugzilla.redhat.com/show_bug.cgi?id=2267181
ubuntu	https://git.kernel.org/linus/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e (5.13-rc1)	https://ubuntu.com/security/CVE-2021-47057
ubuntu	https://www.cve.org/CVERecord?id=CVE-2021-47057	https://ubuntu.com/security/CVE-2021-47057
ubuntu	https://nvd.nist.gov/vuln/detail/CVE-2021-47057	https://ubuntu.com/security/CVE-2021-47057
ubuntu	https://launchpad.net/bugs/cve/CVE-2021-47057	https://ubuntu.com/security/CVE-2021-47057
ubuntu	https://security-tracker.debian.org/tracker/CVE-2021-47057	https://ubuntu.com/security/CVE-2021-47057
cve_search		https://git.kernel.org/stable/c/617ec35ed51f731a593ae7274228ef2cfc9cb781
cve_search		https://git.kernel.org/stable/c/e1f2d739849c3239df1ea3f97d40bade4b808410
cve_search		https://git.kernel.org/stable/c/6516cb852d704ff8d615de1f93cd443a99736c3d
cve_search		https://git.kernel.org/stable/c/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e
ubuntu	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-47057	https://ubuntu.com/security/CVE-2021-47057

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)

影响的包	修复版本	修复补丁	问题引入补丁	来源
linux		https://git.kernel.org/linus/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e	https://git.kernel.org/linus/ac2614d721dea2ff273af19c6c5d508d58a2bb3e	ubuntu

二、漏洞分析结构反馈
影响性分析说明：
Reserved.
openEuler评分：
4.0
Vector：CVSS：2.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:N
受影响版本排查(受影响/不受影响)：
1.openEuler-20.03-LTS-SP1(4.19.90):不受影响
2.openEuler-20.03-LTS-SP4(4.19.90):不受影响
3.openEuler-22.03-LTS(5.10.0):不受影响
4.openEuler-22.03-LTS-SP1(5.10.0):不受影响
5.openEuler-22.03-LTS-SP2(5.10.0):不受影响
6.openEuler-22.03-LTS-SP3(5.10.0):不受影响
7.master(6.1.0):不受影响
8.openEuler-22.03-LTS-Next(5.10.0):不受影响
9.openEuler-24.03-LTS:不受影响
10.openEuler-24.03-LTS-Next:不受影响

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP4(4.19.90):否
3.openEuler-22.03-LTS(5.10.0):否
4.openEuler-22.03-LTS-SP1(5.10.0):否
5.openEuler-22.03-LTS-SP2(5.10.0):否
6.openEuler-22.03-LTS-SP3(5.10.0):否
7.master(6.1.0):否
8.openEuler-22.03-LTS-Next(5.10.0):否
9.openEuler-24.03-LTS:否

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.

@YangYingliang ,@成坚 (CHENG Jian) ,@jiaoff ,@AlexGuo ,@hanjun-guo ,@woqidaideshi ,@Jackie Liu ,@Zhang Yi ,@colyli ,@ThunderTown ,@htforge ,@Chiqijun ,@冷嘲啊 ,@zhujianwei001 ,@kylin-mayukun ,@wangxiongfeng ,@Kefeng ,@SuperSix173 ,@WangShaoBo ,@Zheng Zucheng
issue处理注意事项:
1. 当前issue受影响的分支提交pr时, 须在pr描述中填写当前issue编号进行关联, 否则无法关闭当前issue;
2. 模板内容需要填写完整, 无论是受影响或者不受影响都需要填写完整内容,未引入的分支不需要填写, 否则无法关闭当前issue;
3. 以下为模板中需要填写完整的内容, 请复制到评论区回复, 注: 内容的标题名称(影响性分析说明, openEuler评分, 受影响版本排查(受影响/不受影响), 修复是否涉及abi变化(是/否))不能省略,省略后cve-manager将无法正常解析填写内容.

影响性分析说明:

openEuler评分: (评分和向量)

受影响版本排查(受影响/不受影响):
1.master(6.1.0):
2.openEuler-20.03-LTS-SP1(4.19.90):
3.openEuler-20.03-LTS-SP4(4.19.90):
4.openEuler-22.03-LTS(5.10.0):
5.openEuler-22.03-LTS-Next(5.10.0):
6.openEuler-22.03-LTS-SP1(5.10.0):
7.openEuler-22.03-LTS-SP2(5.10.0):
8.openEuler-22.03-LTS-SP3(5.10.0):

修复是否涉及abi变化(是/否)：
1.master(6.1.0):
2.openEuler-20.03-LTS-SP1(4.19.90):
3.openEuler-20.03-LTS-SP4(4.19.90):
4.openEuler-22.03-LTS(5.10.0):
5.openEuler-22.03-LTS-Next(5.10.0):
6.openEuler-22.03-LTS-SP1(5.10.0):
7.openEuler-22.03-LTS-SP2(5.10.0):
8.openEuler-22.03-LTS-SP3(5.10.0):

issue处理具体操作请参考:
https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md
pr关联issue具体操作请参考:
https://gitee.com/help/articles/4142

参考网址	关联pr	状态	补丁链接
https://nvd.nist.gov/vuln/detail/CVE-2021-47057	None	None	https://git.kernel.org/stable/c/6516cb852d704ff8d615de1f93cd443a99736c3d https://git.kernel.org/stable/c/e1f2d739849c3239df1ea3f97d40bade4b808410 https://git.kernel.org/stable/c/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e https://git.kernel.org/stable/c/617ec35ed51f731a593ae7274228ef2cfc9cb781
https://ubuntu.com/security/CVE-2021-47057	None	None	https://discourse.ubuntu.com/c/ubuntu-pro
https://www.opencve.io/cve/CVE-2021-47057	None	None	https://git.kernel.org/stable/c/6516cb852d704ff8d615de1f93cd443a99736c3d https://git.kernel.org/stable/c/e1f2d739849c3239df1ea3f97d40bade4b808410 https://git.kernel.org/stable/c/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e https://git.kernel.org/stable/c/617ec35ed51f731a593ae7274228ef2cfc9cb781
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2021-47057
https://security-tracker.debian.org/tracker/CVE-2021-47057	None	None	https://git.kernel.org/linus/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e

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

CVE-2021-47057

受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP1(4.19.90):不受影响
2.openEuler-20.03-LTS-SP4:不受影响
3.openEuler-22.03-LTS:不受影响
4.openEuler-22.03-LTS-SP1:不受影响
5.openEuler-22.03-LTS-SP2:不受影响
6.openEuler-22.03-LTS-SP3:不受影响
7.master(6.1.0):不受影响
8.openEuler-22.03-LTS-Next:不受影响
9.openEuler-24.03-LTS:不受影响

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS:否
4.openEuler-22.03-LTS-SP1:否
5.openEuler-22.03-LTS-SP2:否
6.openEuler-22.03-LTS-SP3:否
7.master(6.1.0):否
8.openEuler-22.03-LTS-Next:否
9.openEuler-24.03-LTS:否

@郭梦琪 1.影响性分析说明=> 没有填写或按正确格式填写

CVE-2021-47057

影响性分析说明：
Reserved.

openEuler评分:(评分和向量)
0.0
CVSS: 3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:N

CVE-2021-47057

影响性分析说明：
Reserved.

openEuler评分:(评分和向量)
4.0
CVSS: 3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:N

@CTC-Xibo.Wang 经过 cve-manager 解析, 已分析的内容如下表所示:

状态	需分析	内容
已分析	1.影响性分析说明	Reserved.
已分析	2.openEulerScore	4
已分析	3.openEulerVector	AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:N
已分析	4.受影响版本排查	openEuler-20.03-LTS-SP1:不受影响,openEuler-20.03-LTS-SP4:不受影响,openEuler-22.03-LTS:不受影响,openEuler-22.03-LTS-SP1:不受影响,openEuler-22.03-LTS-SP2:不受影响,openEuler-22.03-LTS-SP3:不受影响,master:不受影响,openEuler-22.03-LTS-Next:不受影响,openEuler-24.03-LTS:不受影响
已分析	5.修复是否涉及abi变化	openEuler-20.03-LTS-SP1:否,openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS:否,openEuler-22.03-LTS-SP1:否,openEuler-22.03-LTS-SP2:否,openEuler-22.03-LTS-SP3:否,master:否,openEuler-22.03-LTS-Next:否,openEuler-24.03-LTS:否

请确认分析内容的准确性, 确认无误后, 您可以进行后续步骤, 否则您可以继续分析.

CVE-2021-47057

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

crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map

In the case where the dma_iv mapping fails, the return error path leaks
the memory allocated to object d. Fix this by adding a new error return
label and jumping to this to ensure d is free'd before the return.

Addresses-Coverity: ("Resource leak")

openEuler评分:(评分和向量)
2.3
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

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

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS:否
4.openEuler-22.03-LTS-SP1:否
5.openEuler-22.03-LTS-SP2:否
6.openEuler-22.03-LTS-SP3:否
7.master(6.1.0):否
8.openEuler-22.03-LTS-Next:否
9.openEuler-24.03-LTS:否
10.openEuler-24.03-LTS-Next:否

===========================================================

@郭梦琪请确认分支: openEuler-24.03-LTS-Next 受影响/不受影响.
请确认分支信息是否填写完整,否则将无法关闭当前issue.

受影响版本排查(受影响/不受影响)：
1.openEuler-20.03-LTS-SP1(4.19.90):不受影响
2.openEuler-20.03-LTS-SP4(4.19.90):不受影响
3.openEuler-22.03-LTS(5.10.0):不受影响
4.openEuler-22.03-LTS-SP1(5.10.0):不受影响
5.openEuler-22.03-LTS-SP2(5.10.0):不受影响
6.openEuler-22.03-LTS-SP3(5.10.0):不受影响
7.master(6.1.0):不受影响
8.openEuler-22.03-LTS-Next(5.10.0):不受影响
9.openEuler-24.03-LTS:不受影响
10.openEuler-24.03-LTS-Next:不受影响

@CTC-Xibo.Wang 经过 cve-manager 解析, 已分析的内容如下表所示:

状态	需分析	内容
已分析	1.影响性分析说明	Reserved.
已分析	2.openEulerScore	4
已分析	3.openEulerVector	AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:N
已分析	4.受影响版本排查	openEuler-20.03-LTS-SP1:不受影响,openEuler-20.03-LTS-SP4:不受影响,openEuler-22.03-LTS:不受影响,openEuler-22.03-LTS-SP1:不受影响,openEuler-22.03-LTS-SP2:不受影响,openEuler-22.03-LTS-SP3:不受影响,master:不受影响,openEuler-22.03-LTS-Next:不受影响,openEuler-24.03-LTS:不受影响,openEuler-24.03-LTS-Next:不受影响
已分析	5.修复是否涉及abi变化	openEuler-20.03-LTS-SP1:否,openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS:否,openEuler-22.03-LTS-SP1:否,openEuler-22.03-LTS-SP2:否,openEuler-22.03-LTS-SP3:否,master:否,openEuler-22.03-LTS-Next:否,openEuler-24.03-LTS:否

请确认分析内容的准确性, 确认无误后, 您可以进行后续步骤, 否则您可以继续分析.

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内容风险标识

CVE-2021-47057

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