CVE-2024-49865

一、漏洞信息
漏洞编号：CVE-2024-49865
漏洞归属组件：kernel
漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0,6.1.0,6.1.14,6.1.19,6.1.5,6.1.6,6.1.8,6.4.0,6.6.0
CVSS V3.0分值：
BaseScore：7.8 High
Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
漏洞简述：
In the Linux kernel, the following vulnerability has been resolved:drm/xe/vm: move xa_alloc to prevent UAFEvil user can guess the next id of the vm before the ioctl completes andthen call vm destroy ioctl to trigger UAF since create ioctl is stillreferencing the same vm. Move the xa_alloc all the way to the end toprevent this.v2: - Rebase(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)
漏洞公开时间：2024-10-22 02:15:06
漏洞创建时间：2024-10-22 03:02:00
漏洞详情参考链接：
https://nvd.nist.gov/vuln/detail/CVE-2024-49865

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/09cf8901fc0225898311b375cfcc67bae37ed5da
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/74231870cf4976f69e83aa24f48edb16619f652f
suse_bugzilla	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-49865	https://bugzilla.suse.com/show_bug.cgi?id=1232257
suse_bugzilla	https://www.cve.org/CVERecord?id=CVE-2024-49865	https://bugzilla.suse.com/show_bug.cgi?id=1232257
suse_bugzilla	https://git.kernel.org/stable/c/09cf8901fc0225898311b375cfcc67bae37ed5da	https://bugzilla.suse.com/show_bug.cgi?id=1232257
suse_bugzilla	https://git.kernel.org/stable/c/74231870cf4976f69e83aa24f48edb16619f652f	https://bugzilla.suse.com/show_bug.cgi?id=1232257
suse_bugzilla	https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2024/CVE-2024-49865.mbox	https://bugzilla.suse.com/show_bug.cgi?id=1232257
suse_bugzilla	https://bugzilla.redhat.com/show_bug.cgi?id=2320449	https://bugzilla.suse.com/show_bug.cgi?id=1232257
redhat_bugzilla	https://lore.kernel.org/linux-cve-announce/2024102113-CVE-2024-49865-ae89@gregkh/T	https://bugzilla.redhat.com/show_bug.cgi?id=2320449
debian		https://security-tracker.debian.org/tracker/CVE-2024-49865

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
		https://git.kernel.org/stable/c/09cf8901fc0225898311b375cfcc67bae37ed5da		nvd
		https://git.kernel.org/stable/c/74231870cf4976f69e83aa24f48edb16619f652f		nvd

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:drm/xe/vm: move xa_alloc to prevent UAFEvil user can guess the next id of the vm before the ioctl completes andthen call vm destroy ioctl to trigger UAF since create ioctl is stillreferencing the same vm. Move the xa_alloc all the way to the end toprevent this.v2: - Rebase(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)
openEuler评分：
7.8
Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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):不受影响
2.openEuler-22.03-LTS-SP1(5.10.0):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.master(6.6.0):不受影响
6.openEuler-24.03-LTS(6.6.0):不受影响
7.openEuler-24.03-LTS-Next(6.6.0):不受影响
8.openEuler-24.03-LTS-SP1(6.6.0):不受影响

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

原因说明：
1.openEuler-20.03-LTS-SP4(4.19.90):不受影响-漏洞代码不存在
2.openEuler-22.03-LTS-SP1(5.10.0):不受影响-漏洞代码不存在
3.openEuler-22.03-LTS-SP3(5.10.0):不受影响-漏洞代码不存在
4.openEuler-22.03-LTS-SP4(5.10.0):不受影响-漏洞代码不存在
5.master(6.6.0):不受影响-漏洞代码不存在
6.openEuler-24.03-LTS(6.6.0):不受影响-漏洞代码不存在
7.openEuler-24.03-LTS-Next(6.6.0):不受影响-漏洞代码不存在
8.openEuler-24.03-LTS-SP1(6.6.0):不受影响-漏洞代码不存在

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**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;**
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************************************************************************
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(6.6.0):
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP1(5.10.0):
4.openEuler-22.03-LTS-SP3(5.10.0):
5.openEuler-22.03-LTS-SP4(5.10.0):
6.openEuler-24.03-LTS(6.6.0):
7.openEuler-24.03-LTS-Next(6.6.0):

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

-----------------------------------------------------------------------
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

CVE-2024-49865

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

drm/xe/vm: move xa_alloc to prevent UAF

Evil user can guess the next id of the vm before the ioctl completes and
then call vm destroy ioctl to trigger UAF since create ioctl is still
referencing the same vm. Move the xa_alloc all the way to the end to
prevent this.

v2:

Rebase

(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)

openEuler评分:(评分和向量)
3.9
AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L

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

@ 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	In the Linux kernel, the following vulnerability has been resolved:drm/xe/vm: move xa_alloc to prevent UAFEvil user can guess the next id of the vm before the ioctl completes andthen call vm destroy ioctl to trigger UAF since create ioctl is stillreferencing the same vm. Move the xa_alloc all the way to the end toprevent this.v2: - Rebase(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)
已分析	2.openEulerScore	3.9
已分析	3.openEulerVector	AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
已分析	4.受影响版本排查	openEuler-20.03-LTS-SP4:不受影响,openEuler-22.03-LTS-SP1:不受影响,openEuler-22.03-LTS-SP3:不受影响,openEuler-22.03-LTS-SP4:不受影响,master: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-SP4:否,openEuler-22.03-LTS-SP1:否,openEuler-22.03-LTS-SP3:否,master:否,openEuler-24.03-LTS:否,openEuler-24.03-LTS-Next:否,openEuler-22.03-LTS-SP4: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-2024-49865

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

drm/xe/vm: move xa_alloc to prevent UAF

Evil user can guess the next id of the vm before the ioctl completes and
then call vm destroy ioctl to trigger UAF since create ioctl is still
referencing the same vm. Move the xa_alloc all the way to the end to
prevent this.

v2:

Rebase

(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)

openEuler评分:(评分和向量)
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP4:不受影响
2.openEuler-22.03-LTS-SP1:不受影响
3.openEuler-22.03-LTS-SP3:不受影响
4.openEuler-22.03-LTS-SP4:不受影响
5.master(23.08.5):不受影响
6.openEuler-24.03-LTS:不受影响
7.openEuler-24.03-LTS-Next:不受影响
8.openEuler-24.03-LTS-SP1:不受影响

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP4:否
2.openEuler-22.03-LTS-SP1:否
3.openEuler-22.03-LTS-SP3:否
4.master(23.08.5):否
5.openEuler-24.03-LTS:否
6.openEuler-24.03-LTS-Next:否
7.openEuler-22.03-LTS-SP4:否
8.openEuler-24.03-LTS-SP1:否

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

@sanglipeng 经过 cve-manager 解析, 已分析的内容如下表所示:
| 状态  | 分析项目 | 内容 |
|:--:|:--:|---------|
|已分析|1.影响性分析说明|In the Linux kernel, the following vulnerability has been resolved:drm/xe/vm: move xa_alloc to prevent UAFEvil user can guess the next id of the vm before the ioctl completes andthen call vm destroy ioctl to trigger UAF since create ioctl is stillreferencing the same vm. Move the xa_alloc all the way to the end toprevent this.v2: - Rebase(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)|
|已分析|2.openEulerScore|7.8|
|已分析|3.openEulerVector|AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H|
|已分析|4.受影响版本排查|openEuler-20.03-LTS-SP4:不受影响,openEuler-22.03-LTS-SP1:不受影响,openEuler-22.03-LTS-SP3:不受影响,openEuler-22.03-LTS-SP4:不受影响,master:不受影响,openEuler-24.03-LTS:不受影响,openEuler-24.03-LTS-Next:不受影响,openEuler-24.03-LTS-SP1:不受影响|
|已分析|5.是否涉及abi变化|openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS-SP1:否,openEuler-22.03-LTS-SP3:否,master:否,openEuler-24.03-LTS:否,openEuler-24.03-LTS-Next:否,openEuler-22.03-LTS-SP4:否,openEuler-24.03-LTS-SP1:否|
|已分析|6.原因说明||

**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-2024-49865

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

drm/xe/vm: move xa_alloc to prevent UAF

Evil user can guess the next id of the vm before the ioctl completes and
then call vm destroy ioctl to trigger UAF since create ioctl is still
referencing the same vm. Move the xa_alloc all the way to the end to
prevent this.

v2:

Rebase

(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)

openEuler评分:(评分和向量)
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP4:不受影响
2.openEuler-22.03-LTS-SP1:不受影响
3.openEuler-22.03-LTS-SP3:不受影响
4.openEuler-22.03-LTS-SP4:不受影响
5.master(6.6.0):不受影响
6.openEuler-24.03-LTS:不受影响
7.openEuler-24.03-LTS-Next:不受影响
8.openEuler-24.03-LTS-SP1:不受影响

原因说明:
1.openEuler-20.03-LTS-SP4:不受影响-漏洞代码不存在
2.openEuler-22.03-LTS-SP1:不受影响-漏洞代码不存在
3.openEuler-22.03-LTS-SP3:不受影响-漏洞代码不存在
4.openEuler-22.03-LTS-SP4:不受影响-漏洞代码不存在
5.master(6.6.0):不受影响-漏洞代码不存在
6.openEuler-24.03-LTS:不受影响-漏洞代码不存在
7.openEuler-24.03-LTS-Next:不受影响-漏洞代码不存在
8.openEuler-24.03-LTS-SP1:不受影响-漏洞代码不存在

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP4:否
2.openEuler-22.03-LTS-SP1:否
3.openEuler-22.03-LTS-SP3:否
4.master(23.08.5):否
5.openEuler-24.03-LTS:否
6.openEuler-24.03-LTS-Next:否
7.openEuler-22.03-LTS-SP4:否
8.openEuler-24.03-LTS-SP1:否

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

@sanglipeng 经过 cve-manager 解析, 已分析的内容如下表所示:
| 状态  | 分析项目 | 内容 |
|:--:|:--:|---------|
|已分析|1.影响性分析说明|In the Linux kernel, the following vulnerability has been resolved:drm/xe/vm: move xa_alloc to prevent UAFEvil user can guess the next id of the vm before the ioctl completes andthen call vm destroy ioctl to trigger UAF since create ioctl is stillreferencing the same vm. Move the xa_alloc all the way to the end toprevent this.v2: - Rebase(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)|
|已分析|2.openEulerScore|7.8|
|已分析|3.openEulerVector|AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H|
|已分析|4.受影响版本排查|openEuler-20.03-LTS-SP4:不受影响,openEuler-22.03-LTS-SP1:不受影响,openEuler-22.03-LTS-SP3:不受影响,openEuler-22.03-LTS-SP4:不受影响,master:不受影响,openEuler-24.03-LTS:不受影响,openEuler-24.03-LTS-Next:不受影响,openEuler-24.03-LTS-SP1:不受影响|
|已分析|5.是否涉及abi变化|openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS-SP1:否,openEuler-22.03-LTS-SP3:否,master:否,openEuler-24.03-LTS:否,openEuler-24.03-LTS-Next:否,openEuler-22.03-LTS-SP4:否,openEuler-24.03-LTS-SP1:否|
|已分析|6.原因说明|openEuler-20.03-LTS-SP4:不受影响-漏洞代码不存在,openEuler-22.03-LTS-SP1:不受影响-漏洞代码不存在,openEuler-22.03-LTS-SP3:不受影响-漏洞代码不存在,openEuler-22.03-LTS-SP4:不受影响-漏洞代码不存在,master:不受影响-漏洞代码不存在,openEuler-24.03-LTS:不受影响-漏洞代码不存在,openEuler-24.03-LTS-Next:不受影响-漏洞代码不存在,openEuler-24.03-LTS-SP1:不受影响-漏洞代码不存在|

**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-2024-49865

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

drm/xe/vm: move xa_alloc to prevent UAF

Evil user can guess the next id of the vm before the ioctl completes and
then call vm destroy ioctl to trigger UAF since create ioctl is still
referencing the same vm. Move the xa_alloc all the way to the end to
prevent this.

v2:

Rebase

(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)

openEuler评分:(评分和向量)
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP4:不受影响
2.openEuler-22.03-LTS-SP1:不受影响
3.openEuler-22.03-LTS-SP3:不受影响
4.openEuler-22.03-LTS-SP4:不受影响
5.master(6.6.0):不受影响
6.openEuler-24.03-LTS:不受影响
7.openEuler-24.03-LTS-Next:不受影响
8.openEuler-24.03-LTS-SP1:不受影响

原因说明:
1.openEuler-20.03-LTS-SP4:不受影响-漏洞代码不存在
2.openEuler-22.03-LTS-SP1:不受影响-漏洞代码不存在
3.openEuler-22.03-LTS-SP3:不受影响-漏洞代码不存在
4.openEuler-22.03-LTS-SP4:不受影响-漏洞代码不存在
5.master(6.6.0):不受影响-漏洞代码不存在
6.openEuler-24.03-LTS:不受影响-漏洞代码不存在
7.openEuler-24.03-LTS-Next:不受影响-漏洞代码不存在
8.openEuler-24.03-LTS-SP1:不受影响-漏洞代码不存在

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP4:否
2.openEuler-22.03-LTS-SP1:否
3.openEuler-22.03-LTS-SP3:否
4.master(23.08.5):否
5.openEuler-24.03-LTS:否
6.openEuler-24.03-LTS-Next:否
7.openEuler-22.03-LTS-SP4:否
8.openEuler-24.03-LTS-SP1:否

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

@sanglipeng 经过 cve-manager 解析, 已分析的内容如下表所示:
| 状态  | 分析项目 | 内容 |
|:--:|:--:|---------|
|已分析|1.影响性分析说明|In the Linux kernel, the following vulnerability has been resolved:drm/xe/vm: move xa_alloc to prevent UAFEvil user can guess the next id of the vm before the ioctl completes andthen call vm destroy ioctl to trigger UAF since create ioctl is stillreferencing the same vm. Move the xa_alloc all the way to the end toprevent this.v2: - Rebase(cherry picked from commit dcfd3971327f3ee92765154baebbaece833d3ca9)|
|已分析|2.openEulerScore|7.8|
|已分析|3.openEulerVector|AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H|
|已分析|4.受影响版本排查|openEuler-20.03-LTS-SP4:不受影响,openEuler-22.03-LTS-SP1:不受影响,openEuler-22.03-LTS-SP3:不受影响,openEuler-22.03-LTS-SP4:不受影响,master:不受影响,openEuler-24.03-LTS:不受影响,openEuler-24.03-LTS-Next:不受影响,openEuler-24.03-LTS-SP1:不受影响|
|已分析|5.是否涉及abi变化|openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS-SP1:否,openEuler-22.03-LTS-SP3:否,master:否,openEuler-24.03-LTS:否,openEuler-24.03-LTS-Next:否,openEuler-22.03-LTS-SP4:否,openEuler-24.03-LTS-SP1:否|
|已分析|6.原因说明|openEuler-20.03-LTS-SP4:不受影响-漏洞代码不存在,openEuler-22.03-LTS-SP1:不受影响-漏洞代码不存在,openEuler-22.03-LTS-SP3:不受影响-漏洞代码不存在,openEuler-22.03-LTS-SP4:不受影响-漏洞代码不存在,master:不受影响-漏洞代码不存在,openEuler-24.03-LTS:不受影响-漏洞代码不存在,openEuler-24.03-LTS-Next:不受影响-漏洞代码不存在,openEuler-24.03-LTS-SP1:不受影响-漏洞代码不存在|

**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.**

src-openEuler/kernel

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src-openEuler/kernel .gitee-modal { width: 500px !important; }

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CVE-2024-49865

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