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ubuntucveUbuntu.comUB:CVE-2021-33624
HistoryJun 23, 2021 - 12:00 a.m.

CVE-2021-33624

2021-06-2300:00:00
ubuntu.com
ubuntu.com
10

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

4.7 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:C/I:N/A:N

0.001 Low

EPSS

Percentile

23.0%

JSON

In kernel/bpf/verifier.c in the Linux kernel before 5.12.13, a branch can
be mispredicted (e.g., because of type confusion) and consequently an
unprivileged BPF program can read arbitrary memory locations via a
side-channel attack, aka CID-9183671af6db.

Notes

Author Note
alexmurray According to the oss-sec post 9183671af6dbf60a1219371d4ed73e23f43b49db is the main patch which is needed but I suspect we should take all 4
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< anyUNKNOWN
ubuntu20.04noarchlinux< 5.4.0-88.99UNKNOWN
ubuntu21.04noarchlinux< 5.11.0-37.41UNKNOWN
ubuntu18.04noarchlinux-aws< anyUNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1057.60UNKNOWN
ubuntu21.04noarchlinux-aws< 5.11.0-1019.20UNKNOWN
ubuntu20.04noarchlinux-aws-5.11< 5.11.0-1019.20~20.04.1UNKNOWN
ubuntu18.04noarchlinux-aws-5.4< 5.4.0-1057.60~18.04.1UNKNOWN
ubuntu20.04noarchlinux-azure< 5.4.0-1059.62UNKNOWN
ubuntu21.04noarchlinux-azure< 5.11.0-1017.18UNKNOWN
Rows per page:
1-10 of 441

References

Related

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githubexploit 1
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photon 2
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redos 1
cnvd
cnvd
Linux Kernel Information Disclosure Vulnerability (CNVD-2021-60528)
2021-06-22 00:00:00
veracode
veracode
Privilege Escalation
2021-09-30 13:37:11
cbl_mariner
cbl_mariner
CVE-2021-33624 affecting package kernel 5.10.189.1-1
2021-09-09 15:03:26
CVE-2021-33624 affecting package kernel 5.10.78.1-1
2022-04-09 06:52:47
prion
prion
Type confusion
2021-06-23 16:15:00
githubexploit
githubexploit
Exploit for Observable Discrepancy in Linux Linux Kernel
2021-06-25 22:19:38
cve
cve
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2021-06-23 16:15:00
redhatcve
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2021-06-21 18:26:25
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CVE-2021-33624
2021-06-23 16:15:00
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Updated kernel-linus packages fix security vulnerabilities
2021-06-29 00:16:35
Updated kernel packages fix security vulnerabilities
2021-06-29 00:16:35
suse
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Security update for the Linux Kernel (important)
2021-07-13 00:00:00
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2021-07-15 00:00:00
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2021-07-21 00:00:00
nessus
nessus
SUSE SLES15 Security Update : kernel (SUSE-SU-2021:2305-1)
2021-07-14 00:00:00
openSUSE 15 Security Update : kernel (openSUSE-SU-2021:2352-1)
2021-07-16 00:00:00
openSUSE 15 Security Update : kernel (openSUSE-SU-2021:2305-1)
2021-07-16 00:00:00
ubuntu
ubuntu
Linux kernel (Raspberry Pi) vulnerabilities
2021-09-30 00:00:00
Linux kernel vulnerabilities
2021-09-28 00:00:00
Linux kernel (Azure) regression
2021-10-15 00:00:00
osv
osv
linux-raspi, linux-raspi-5.4 vulnerabilities
2021-09-30 15:51:19
linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-kvm, linux-oracle, linux-oracle-5.4 vulnerabilities
2021-09-28 02:30:49
linux-azure, linux-azure-5.4 regression
2021-10-15 00:11:45
cloudfoundry
cloudfoundry
USN-5091-1: Linux kernel vulnerabilities | Cloud Foundry
2021-10-04 00:00:00
amazon
amazon
Important: kernel
2021-07-14 20:35:00
Important: kernel
2021-07-14 20:35:00
photon
photon
Important Photon OS Security Update - PHSA-2021-0302
2021-09-19 00:00:00
Important Photon OS Security Update - PHSA-2021-3.0-0302
2021-09-19 00:00:00
debian
debian
[SECURITY] [DLA 2785-1] linux-4.19 security update
2021-10-15 21:50:44
redos
redos
ROS-20220919-01
2022-09-19 00:00:00

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

4.7 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:C/I:N/A:N

0.001 Low

EPSS

Percentile

23.0%

JSON
Related for UB:CVE-2021-33624
cnvd1veracode1cbl_mariner2prion1githubexploit1cve1redhatcve1debiancve1mageia2suse3nessus27ubuntu7osv8cloudfoundry1amazon2photon2debian1redos1