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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:177422
[Rus]
Version
2
Class
patch
ALTXid
390224
Language
English
Severity
High
Title
RHSA-2022:1550 -- kernel security and bug fix update
Description
kernel: use-after-free in RDMA listen().
kernel: heap out of bounds write in nf_dup_netdev.c.
Backport DFS fixes from upstream (BZ#2056329).
[RHEL8.5] lpfc driver often fails to detect storage directly connected to Broadcom FC HBA (BZ#2058193).
nf_reinject calls nf_queue_entry_free on an already freed entry->state (BZ#2061446).
gfs2 blocking in gdlm_lock (BZ#2069750).
Family
unix
Platform
Red Hat Enterprise Linux 8
Product
kernel
Reference
VENDOR: RHSA-2022:1550
VENDOR: RHSA-2022:1550
Id:
RHSA-2022:1550
Reference:
https://access.redhat.com/errata/RHSA-2022:1550
CVE: CVE-2021-4028
CVE: CVE-2021-4028
Id:
CVE-2021-4028
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4028
Comment
: A flaw in the Linux kernel's implementation of RDMA communications manager listener code allowed an attacker with local access to setup a socket to listen on a high port allowing for a list element to be used after free. Given the ability to execute code, a local attacker could leverage this use-after-free to crash the system or possibly escalate privileges on the system.
CVSSv3 Score:
7.8
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
HIGH
Integrity impact:
HIGH
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE:
416 (Use After Free)
References:
https://lkml.org/lkml/2021/10/4/697 (MISC)
https://bugzilla.redhat.com/show_bug.cgi?id=2027201 (MISC)
https://access.redhat.com/security/cve/CVE-2021-4028 (MISC)
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bc0bdc5afaa74 (MISC)
https://bugzilla.suse.com/show_bug.cgi?id=1193167#c0 (MISC)
https://security.netapp.com/advisory/ntap-20221228-0002/ (CONFIRM)
CVE: CVE-2022-25636
CVE: CVE-2022-25636
Id:
CVE-2022-25636
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-25636
Comment
: net/netfilter/nf_dup_netdev.c in the Linux kernel 5.4 through 5.6.10 allows local users to gain privileges because of a heap out-of-bounds write. This is related to nf_tables_offload.
CVSSv2 Score:
6.9
Access vector:
LOCAL
Access complexity:
MEDIUM
Authentication:
NONE
Confidentiality impact:
COMPLETE
Integrity impact:
COMPLETE
Availability impact:
COMPLETE
CVSSv2 Vector:
AV:L/AC:M/Au:N/C:C/I:C/A:C
CVSSv3 Score:
7.8
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
HIGH
Integrity impact:
HIGH
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE:
269 (Improper Privilege Management)
References:
https://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf.git/commit/?id=b1a5983f56e371046dcf164f90bfaf704d2b89f6 (MISC)
https://www.openwall.com/lists/oss-security/2022/02/21/2 (MISC)
[oss-security] 20220222 Re: Linux kernel: heap out of bounds write in nf_dup_netdev.c since 5.4 (MLIST)
DSA-5095 (DEBIAN)
https://nickgregory.me/linux/security/2022/03/12/cve-2022-25636/ (MISC)
https://github.com/Bonfee/CVE-2022-25636 (MISC)
http://packetstormsecurity.com/files/166444/Kernel-Live-Patch-Security-Notice-LSN-0085-1.html (MISC)
https://security.netapp.com/advisory/ntap-20220325-0002/ (CONFIRM)
N/A (N/A)
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