CVE-2021-1816 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Apple IOS AND Ipados

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.4%
top 39.03%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Apple IOS AND IpadosApple TvosApple Watchos+4 more
Timeline
PublishedSep 8
Latest updateApr 4

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A malicious application may be able to execute arbitrary code with kernel privileges.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages9 packages

▶CVEListV5apple/tvosunspecified — 14.5
▶NVDapple/tvos< 14.5
▶NVDapple/ipados< 14.5
▶CVEListV5apple/watchosunspecified — 7.4
▶NVDapple/watchos< 7.4

🔴Vulnerability Details

1
GHSA
GHSA-82pj-27w3-mggj: A buffer overflow was addressed with improved bounds checking↗2022-05-24
▶

📋Vendor Advisories

2
Chrome
Stable Channel Update for Desktop: CVE-2023-1815↗2023-04-04
▶
Apple
CVE-2021-1816: iOS 14.5 and iPadOS 14.5↗2021-04-26
▶

💬Community

1
Bugzilla
CVE-2021-28211 edk2: possible heap corruption with LzmaUefiDecompressGetInfo↗2020-09-29
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