7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.7 Medium
AI Score
Confidence
High
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
14.1%
Issue Overview:
A flaw was found in the Linux kernel in linux/net/netfilter/nf_tables_api.c of the netfilter subsystem. This flaw allows a local user to cause an out-of-bounds write issue. (CVE-2022-1015)
A flaw was found in the Linux kernel in net/netfilter/nf_tables_core.c:nft_do_chain, which can cause a use-after-free. This issue needs to handle return with proper preconditions, as it can lead to a kernel information leak problem caused by a local, unprivileged attacker. (CVE-2022-1016)
Affected Packages:
kernel
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update kernel to update your system.
New Packages:
aarch64:
kernel-4.14.273-207.502.amzn2.aarch64
kernel-headers-4.14.273-207.502.amzn2.aarch64
kernel-debuginfo-common-aarch64-4.14.273-207.502.amzn2.aarch64
perf-4.14.273-207.502.amzn2.aarch64
perf-debuginfo-4.14.273-207.502.amzn2.aarch64
python-perf-4.14.273-207.502.amzn2.aarch64
python-perf-debuginfo-4.14.273-207.502.amzn2.aarch64
kernel-tools-4.14.273-207.502.amzn2.aarch64
kernel-tools-devel-4.14.273-207.502.amzn2.aarch64
kernel-tools-debuginfo-4.14.273-207.502.amzn2.aarch64
kernel-devel-4.14.273-207.502.amzn2.aarch64
kernel-debuginfo-4.14.273-207.502.amzn2.aarch64
i686:
kernel-headers-4.14.273-207.502.amzn2.i686
src:
kernel-4.14.273-207.502.amzn2.src
x86_64:
kernel-4.14.273-207.502.amzn2.x86_64
kernel-headers-4.14.273-207.502.amzn2.x86_64
kernel-debuginfo-common-x86_64-4.14.273-207.502.amzn2.x86_64
perf-4.14.273-207.502.amzn2.x86_64
perf-debuginfo-4.14.273-207.502.amzn2.x86_64
python-perf-4.14.273-207.502.amzn2.x86_64
python-perf-debuginfo-4.14.273-207.502.amzn2.x86_64
kernel-tools-4.14.273-207.502.amzn2.x86_64
kernel-tools-devel-4.14.273-207.502.amzn2.x86_64
kernel-tools-debuginfo-4.14.273-207.502.amzn2.x86_64
kernel-devel-4.14.273-207.502.amzn2.x86_64
kernel-debuginfo-4.14.273-207.502.amzn2.x86_64
kernel-livepatch-4.14.273-207.502-1.0-0.amzn2.x86_64
Red Hat: CVE-2022-1015, CVE-2022-1016, CVE-2022-20368
Mitre: CVE-2022-1015, CVE-2022-1016, CVE-2022-20368
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.7 Medium
AI Score
Confidence
High
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
14.1%