CVE-2023-5170 - Missing Release of Memory after Effective Lifetime

Severity

74%

Complexity

27%

Confidentiality

66%

CVSS 3.1 Base Score 7.4. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N).

Demo Examples

Missing Release of Memory after Effective Lifetime

CWE-401

The following C function leaks a block of allocated memory if the call to read() does not return the expected number of bytes:


               
}

                     
return buf;
return NULL;

                           
return NULL;

Overview

First reported 1 year ago

2023-09-27 15:19:00

Last updated 1 year ago

2023-10-02 18:58:00

Affected Software

Mozilla Firefox

References

https://www.mozilla.org/security/advisories/mfsa2023-41/

https://bugzilla.mozilla.org/show_bug.cgi?id=1846686

https://www.mozilla.org/security/advisories/mfsa2023-41/

Vendor Advisory

https://bugzilla.mozilla.org/show_bug.cgi?id=1846686

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