CVE-2021-30752: Input Validation

Reference Links

• https://support.apple.com/en-us/HT212325 (Advisory)
• https://support.apple.com/en-us/HT212317 (Advisory)
• https://support.apple.com/en-us/HT212323 (Advisory)
• https://support.apple.com/en-us/HT212324 (Advisory)
• https://support.apple.com/kb/HT212324

Parent vulnerabilities

(Appears in the following advisories)

• HT212317
• HT212323
• HT212324
• HT212325

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2021-1835
• CVE-2021-1837
• CVE-2021-1867
• CVE-2021-1849
• CVE-2021-1836
• CVE-2021-1808
• CVE-2021-30742
• CVE-2021-1857
• CVE-2021-30752
• CVE-2021-30664
• CVE-2021-1846
• CVE-2021-1809
• CVE-2021-30659
• CVE-2021-1812
• CVE-2021-1811
• CVE-2021-1872
• CVE-2021-1881
• CVE-2021-1882
• CVE-2021-1813
• CVE-2021-30656
• CVE-2021-1883
• CVE-2021-1884
• CVE-2021-30743
• CVE-2021-1885
• CVE-2021-30653
• CVE-2021-1843
• CVE-2021-1858
• CVE-2021-30764
• CVE-2021-30662
• CVE-2021-1864
• CVE-2021-1877
• CVE-2021-1852
• CVE-2021-1830
• CVE-2021-1874
• CVE-2021-1851
• CVE-2021-1860
• CVE-2021-1816
• CVE-2021-1832
• CVE-2021-30660
• CVE-2021-30652
• CVE-2021-1875
• CVE-2021-1833
• CVE-2021-1822
• CVE-2021-1865
• CVE-2021-1815
• CVE-2021-1739
• CVE-2021-1740
• CVE-2021-1863
• CVE-2021-1807
• CVE-2021-1831
• CVE-2021-1862
• CVE-2021-1868
• CVE-2021-1854
• CVE-2021-30921
• CVE-2021-1848
• CVE-2021-1825
• CVE-2021-1817
• CVE-2021-1826
• CVE-2021-1820
• CVE-2021-30661
• CVE-2020-7463
• CVE-2021-1770
• CVE-2021-1844
• CVE-2021-1880
• CVE-2021-1814
• CVE-2021-1853
• CVE-2021-1810
• CVE-2021-1847
• CVE-2020-8284
• CVE-2020-8286
• CVE-2020-8285
• CVE-2021-1784
• CVE-2021-30658
• CVE-2021-1841
• CVE-2021-1834
• CVE-2021-1840
• CVE-2021-1824
• CVE-2021-1859
• CVE-2021-1876
• CVE-2021-1861
• CVE-2021-1855
• CVE-2021-30750
• CVE-2021-1878
• CVE-2021-30657
• CVE-2021-30856
• CVE-2020-8037
• CVE-2021-1839
• CVE-2021-1828
• CVE-2021-1829
• CVE-2021-30655
• CVE-2021-1873

Frequently Asked Questions

• What is CVE-2021-30752?

  CVE-2021-30752 is a vulnerability related to compression where an out-of-bounds read was addressed with improved input validation.

• What is the impact of CVE-2021-30752?

  The impact of CVE-2021-30752 is that processing a maliciously crafted image may lead to arbitrary code execution.

• Which software versions are affected by CVE-2021-30752?

  CVE-2021-30752 affects Apple watchOS 7.4, Apple iOS up to version 14.5, Apple iPadOS up to version 14.5, Apple macOS Big Sur up to version 11.3, and Apple tvOS up to version 14.5.

• How can I fix CVE-2021-30752?

  To fix CVE-2021-30752, update your Apple watchOS to version 7.4, Apple iOS to version 14.5, Apple iPadOS to version 14.5, Apple macOS Big Sur to version 11.3, and Apple tvOS to version 14.5.

• Where can I find more information about CVE-2021-30752?

  For more information about CVE-2021-30752, you can refer to the following references: [Link 1](https://support.apple.com/en-us/HT212317), [Link 2](https://support.apple.com/en-us/HT212324), [Link 3](https://support.apple.com/en-us/HT212325).