CVE-2020-35457

Public Exploit

Description

GNOME GLib before 2.65.3 has an integer overflow, that might lead to an out-of-bounds write, in g_option_group_add_entries. NOTE: the vendor's position is "Realistically this is not a security issue. The standard pattern is for callers to provide a static list of option entries in a fixed number of calls to g_option_group_add_entries()." The researcher states that this pattern is undocumented

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory gnome.org Vendor Advisory gnome.org Vendor Advisory gnome.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gitlab.gnome.org/GNOME/glib/-/commit/63c5b62f0a984fac9a9700b12f54fe878e016a5d patch vendor advisory
https://gitlab.gnome.org/GNOME/glib/-/issues/2197 exploit vendor advisory
https://gitlab.gnome.org/GNOME/glib/-/releases/2.65.3 release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-35457?
CVE-2020-35457 has been scored as a high severity vulnerability.
How to fix CVE-2020-35457?
To fix CVE-2020-35457, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-35457 being actively exploited in the wild?
It is possible that CVE-2020-35457 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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