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6.8
CVSSv2

CVE-2020-35519

Published: 06/05/2021 Updated: 15/02/2024
CVSS v2 Base Score: 6.8 | Impact Score: 9.5 | Exploitability Score: 3.9
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 605
Vector: AV:L/AC:L/Au:N/C:C/I:P/A:C
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Vulnerability Summary

An out-of-bounds (OOB) memory access flaw was found in x25_bind in net/x25/af_x25.c in the Linux kernel version v5.12-rc5. A bounds check failure allows a local attacker with a user account on the system to gain access to out-of-bounds memory, leading to a system crash or a leak of internal kernel information. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

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Vendor Advisories

Red Hat: CVE-2020-35519
An out-of-bounds (OOB) memory access flaw was found in x25_bind in net/x25/af_x25c in the Linux kernel A bounds check failure allows a local attacker with a user account on the system to gain access to out-of-bounds memory, leading to a system crash or a leak of internal kernel information The highest threat from this vulnerability is to confide ...

Mailing Lists

Full Disclosure: Re: Re: CVE-2021-20219 Linux kernel: improper synchronization in flush_to_ldisc() can lead to DoS
<!--X-Body-Begin--> <!--X-User-Header--> oss-sec mailing list archives <!--X-User-Header-End--> <!--X-TopPNI--> By Date By Thread </form> <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> Re: Re: CVE-2021-20219 Linux kernel: improper synchronization in flush_to_ldisc() can lead to DoS <!--X-Subject-Header-End--> ...
Full Disclosure: Re: CVE-2020-35519 Linux kernel: x25_bind out-of-bounds read
<!--X-Body-Begin--> <!--X-User-Header--> oss-sec mailing list archives <!--X-User-Header-End--> <!--X-TopPNI--> By Date By Thread </form> <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> Re: CVE-2020-35519 Linux kernel: x25_bind out-of-bounds read <!--X-Subject-Header-End--> <!--X-Head-of-Message--> From: Salv ...
Full Disclosure: Re: Re: CVE-2021-20219 Linux kernel: improper synchronization in flush_to_ldisc() can lead to DoS
<!--X-Body-Begin--> <!--X-User-Header--> oss-sec mailing list archives <!--X-User-Header-End--> <!--X-TopPNI--> By Date By Thread </form> <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> Re: Re: CVE-2021-20219 Linux kernel: improper synchronization in flush_to_ldisc() can lead to DoS <!--X-Subject-Header-End--> ...

References

CWE-125https://bugzilla.redhat.com/show_bug.cgi?id=1908251https://security.netapp.com/advisory/ntap-20210618-0009/https://nvd.nist.govhttps://access.redhat.com/security/cve/cve-2020-35519
CVSSv2
CVSSv2
CVSSv3
VMScore
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