VulnerabilityModified
CVE-2020-25668
A flaw was found in Linux Kernel because access to the global variable fg_console is not properly synchronized leading to a use after free in con_font_op.
HIGH 7.0EPSS 1.03%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.03%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A flaw was found in Linux Kernel because access to the global variable fg_console is not properly synchronized leading to a use after free in con_font_op.
- CVSS 3.1
- 7.0 HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.03% probability · 62th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362, CWE-662
- Affected
- linux/linux kernel · debian/debian linux · netapp/cloud backup · netapp/solidfire \& hci management node · netapp/solidfire baseboard management controller firmware · netapp/h410c firmware · netapp/h300s firmware · netapp/h500s firmware · netapp/h700s firmware · netapp/h300e firmware · netapp/h500e firmware · netapp/h700e firmware · netapp/h410s firmware · netapp/a250 firmware · netapp/500f firmware
- Source
- secalert@redhat.com
References
- http://www.openwall.com/lists/oss-security/2020/10/30/1Exploit, Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/11/04/3Exploit, Mailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1893287%2C
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=90bfdeef83f1d6c696039b6a917190dcbbad3220Mailing List, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210702-0005/Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/10/30/1%2C
- https://www.openwall.com/lists/oss-security/2020/11/04/3%2C
- http://www.openwall.com/lists/oss-security/2020/10/30/1Exploit, Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/11/04/3Exploit, Mailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1893287%2C
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=90bfdeef83f1d6c696039b6a917190dcbbad3220Mailing List, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210702-0005/Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/10/30/1%2C
- https://www.openwall.com/lists/oss-security/2020/11/04/3%2C
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.