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Vulnerability record · CVE-2020-13143 · published 18 May 2020

CVE-2020-13143: Linux kernel out-of-bounds read vulnerability

Linux · Linux Kernel

gadget_dev_desc_UDC_store in drivers/usb/gadget/configfs.c in the Linux kernel 3.16 through 5.6.13 relies on kstrdup without considering the possibility of an internal '\0' value, which allows attackers to trigger an out-of-bounds read, aka CID-15753588bcd4.

6.5 CVSS 3.1 Medium EPSS 5.2% · top 7.8% CWE-125 · Out-of-bounds read
6.5CVSS 3.1 base score, v2 4.3
5.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
24Affected product versions listed by NVD
32References
17 Jun 2026Last modified by NVD

Description

gadget_dev_desc_UDC_store in drivers/usb/gadget/configfs.c in the Linux kernel 3.16 through 5.6.13 relies on kstrdup without considering the possibility of an internal '\0' value, which allows attackers to trigger an out-of-bounds read, aka CID-15753588bcd4.

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

Affected products

24 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html Mailing ListThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=d126cf46f829d146dde3e6a8963e095ac6cfcd1c Mailing ListPatchVendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=15753588bcd4bbffae1cca33c8ced5722477fe1f PatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20200608-0001/ Third Party Advisory
https://usn.ubuntu.com/4411-1/ Third Party Advisory
https://usn.ubuntu.com/4412-1/ Third Party Advisory
https://usn.ubuntu.com/4413-1/ Third Party Advisory
https://usn.ubuntu.com/4414-1/ Third Party Advisory
https://usn.ubuntu.com/4419-1/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4698 Third Party Advisory
https://www.debian.org/security/2020/dsa-4699 Third Party Advisory
https://www.spinics.net/lists/linux-usb/msg194331.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html Mailing ListThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=d126cf46f829d146dde3e6a8963e095ac6cfcd1c Mailing ListPatchVendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=15753588bcd4bbffae1cca33c8ced5722477fe1f PatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20200608-0001/ Third Party Advisory
https://usn.ubuntu.com/4411-1/ Third Party Advisory
https://usn.ubuntu.com/4412-1/ Third Party Advisory
https://usn.ubuntu.com/4413-1/ Third Party Advisory
https://usn.ubuntu.com/4414-1/ Third Party Advisory
https://usn.ubuntu.com/4419-1/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4698 Third Party Advisory
https://www.debian.org/security/2020/dsa-4699 Third Party Advisory
https://www.spinics.net/lists/linux-usb/msg194331.html Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-13143), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.