CVE-2022-2601
Published: 14 December 2022
Summary
CVE-2022-2601 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Redhat Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions. Its CVSS base score is 8.6 (High).
Operationally, ranked at the 30.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-34848
Vulnerability details
A buffer overflow was found in grub_font_construct_glyph(). A malicious crafted pf2 font can lead to an overflow when calculating the max_glyph_size value, allocating a smaller than needed buffer for the glyph, this further leads to a buffer overflow and a…
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heap based out-of-bounds write. An attacker may use this vulnerability to circumvent the secure boot mechanism.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.