nfs_lookup_reply in net/nfs.c in Das U-Boot through 2022.04 (and through 2022.07-rc2) has an unbounded memcpy with a failed length check, leading to a buffer overflow. NOTE: this issue exists because of an incorrect fix for CVE-2019-14196. — CVE-2022-30767

Zusammenfassung

Sicherheitshinweis CVE-2022-30767. nfs_lookup_reply in net/nfs.c in Das U-Boot through 2022.04 (and through 2022.07-rc2) has an unbounded memcpy with a failed length check,… Hersteller: Microsoft. Quelle: MSRC. Risiko: critical. CVSS 9.8.…

Was tun?

Allgemeine, vorsichtige Schritte (bitte prüfe die offizielle Quelle für Details):

• Priorisiere sofort Patches oder Mitigations (hohes akutes Risiko).
• Identifiziere betroffene Produktversionen und prüfe, ob du betroffen bist.
• Spiele Hersteller-Updates/Patches ein oder setze empfohlene Mitigations um.
• Lies das offizielle Advisory für betroffene Versionen und konkrete Schritte.

Offizielles Advisory

Zur offiziellen Quelle

Mehr dazu

• An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because the character was not fully read in case-less matching within JIT. CVE-2022-1586
• An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file. This issue affects recursions in JIT-compiled regular expressions caused by duplicate data transfers. CVE-2022-1587
• directory traversal for in-place extracts with untrusted v2 and v3 source packages with debian.tar CVE-2022-1664
• In OpenLDAP 2.x before 2.5.12 and 2.6.x before 2.6.2 a SQL injection vulnerability exists in the experimental back-sql backend to slapd via a SQL statement within an LDAP query. This can occur during an LDAP search operation when the search filter is processed due to a lack of proper escaping. CVE-2022-29155
• Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability CVE-2022-22012
• Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability CVE-2022-29130
• Windows Network File System Remote Code Execution Vulnerability CVE-2022-26937
• .NET and Visual Studio Denial of Service Vulnerability CVE-2022-23267
• .NET and Visual Studio Denial of Service Vulnerability CVE-2022-29117
• .NET and Visual Studio Denial of Service Vulnerability CVE-2022-29145
• .NET Framework Denial of Service Vulnerability CVE-2022-30130
• <vuln:Note Title="Mariner" Type="Tag" Ordinal="20">Mariner CVE-2022-1195