CVE-2020-8835

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

6.01% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 92.7% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2020-04-02 18:00Z6 YR AGO

Last updated

2024-09-17 02:15Z1 YR AGO

Reserved

2020-02-10

Assigning CNA

canonical

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-125Out-of-bounds ReadBase
• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

6b0f4c1da49c9629b00ce4b08a81b51f33a4b3a6928b4fc398c3d6ce05538316

• usn.ubuntu.comUSN-4313-1https://usn.ubuntu.com/4313-1/vendor-advisoryx_refsource_UBUNTU
• www.thezdi.comhttps://www.thezdi.com/blog/2020/3/19/pwn2own-2020-day-one-resultsx_refsource_MISC
• lore.kernel.orghttps://lore.kernel.org/bpf/20200330160324.15259-1-daniel%40iogearbox.net/T/x_refsource_MISC
• www.openwall.comhttps://www.openwall.com/lists/oss-security/2020/03/30/3x_refsource_MISC
• usn.ubuntu.comhttps://usn.ubuntu.com/usn/usn-4313-1x_refsource_MISC
• git.kernel.orghttps://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=f2d67fec0b43edce8c416101cdc52e71145b5fefx_refsource_MISC
• git.kernel.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f2d67fec0b43edce8c416101cdc52e71145b5fefx_refsource_MISC
• lists.fedoraproject.orgFEDORA-2020-4ef0bcc89chttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F7OONYGMSYBEFHLHZJK3GOI5Z553G4LD/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2020-666f3b1ac3https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YXBWSHZ6DJIZVXKXGZPK6QPFCY7VKZEG/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2020-73c00eda1chttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TF4PQZBEPNXDSK5DOBMW54OCLP25FTCD/vendor-advisoryx_refsource_FEDORA
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20200430-0004/x_refsource_CONFIRM
• www.openwall.com[oss-security] 20210720 CVE-2021-33909: size_t-to-int vulnerability in Linux's filesystem layerhttp://www.openwall.com/lists/oss-security/2021/07/20/1mailing-listx_refsource_MLIST