CVE-2023-42956: Input Validation

Published Dec 11, 2023
·
Updated

Accessibility. A privacy issue was addressed with improved private data redaction for log entries.

Other sources

Accessibility. This issue was addressed with improved state management.

— Apple

Accounts. A privacy issue was addressed with improved private data redaction for log entries.

— Apple

AppleEvents. This issue was addressed with improved redaction of sensitive information.

— Apple

AppleGraphicsControl. Multiple memory corruption issues were addressed with improved input validation.

— Apple

AppleVA. The issue was addressed with improved memory handling.

— Apple

Credit

Mickey Jin@@patch1t, an anonymous researcher, Marc Newlin(SkySafe), Koh M. Nakagawa@@tsunek0h, CVE-2023-38545, CVE-2023-38039, CVE-2023-38546, Yann GASCUEL(Alter Solutions), Anthony Cruz Tyrant Corp@@App, Wojciech Regula(SecuRing), Zhenjiang Zhao(Pangu Team), Qianxin, Junsung Lee, Meysam Firouzi@@R00tkitSMM, Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), Eloi Benoist-Vanderbeken@@elvanderb(Synacktiv), CVE-2023-42893, CVE-2023-3618, CVE-2020-19185, CVE-2020-19186, CVE-2020-19187, CVE-2020-19188, CVE-2020-19189, CVE-2020-19190, Ron Masas(BreakPoint), Csaba Fitzl@@theevilbit(OffSec), Csaba Fitzl@@theevilbit(Offensive Security), Arsenii Kostromin (0x3c3e), Mattie Behrens, Joshua Jewett@@JoshJewett33, Zhongquan Li@@Guluisacat, Zhongquan Li@@Guluisacat(Dawn Security Lab of JingDong), CVE-2023-5344, Pwn2car, Zoom Offensive Security Team, Nan Wang@@eternalsakura13(360 Vulnerability Research Institute), rushikesh nandedkar, SungKwon Lee (Demon.Team), Noah Roskin-Frazee, Pr, Ivan Fratric(Google Project Zero), (Trend Micro Zero Day Initiative), Don Clarke, Kirin@@Pwnrin, Christopher Reynolds, Aymane Chabat, ARJUN S D, Andrew Goldberg(The McCombs School of Business), The University(Texas at Austin), Apple

Affected Software

11 affected componentsFixes available
Apple macOS Sonoma<14.2
14.2
Apple Safari<17.2
17.2
Apple iOS<17.2
17.2
Apple iPadOS<17.2
17.2
Apple Safari<17.2
Apple iPadOS<17.2
Apple iPhone OS<17.2
Apple macOS>=14.0<14.2
redhat/webkitgtk<2.44.0
2.44.0
debian/webkit2gtk
2.50.6-1~deb12u22.50.6-1~deb12u12.52.6-1~deb13u12.54.0-1~deb13u32.52.6-12.54.2-2
debian/wpewebkit<=2.38.6-1
2.48.3-12.54.2-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apple macOS to a version that resolves this vulnerability.

    Fixed in 14.2
  2. Upgrade

    Upgrade Safari to a version that resolves this vulnerability.

    Fixed in 17.2
  3. Upgrade

    Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.

    Fixed in 17.2
  4. Upgrade

    Upgrade Apple iOS, iPadOS, and macOS to a version that resolves this vulnerability.

    Fixed in 17.2
  5. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 17.2
  6. Upgrade

    Upgrade redhat/WebKitGTK to a version that resolves this vulnerability.

    Fixed in 2.44.0
  7. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 14.2
  8. Upgrade

    Upgrade debian/webkit2gtk to a version that resolves this vulnerability.

    Fixed in 2.50.6-1~deb12u2Fixed in 2.50.6-1~deb12u1Fixed in 2.52.6-1~deb13u1Fixed in 2.54.0-1~deb13u3Fixed in 2.52.6-1Fixed in 2.54.2-2
  9. Upgrade

    Upgrade debian/wpewebkit to a version that resolves this vulnerability.

    Fixed in 2.48.3-1Fixed in 2.54.2-1
  10. Upgrade

    Upgrade curl to a version that resolves this vulnerability.

    Fixed in 8.4.0
  11. Upgrade

    Upgrade Vim to a version that resolves this vulnerability.

    Fixed in 9.0.1969
  12. Upgrade

    Upgrade WebKitGTK and WPE WebKit to a version that resolves this vulnerability.

    Fixed in 2.44.0
  13. Upgrade

    Upgrade iOS to a version that resolves this vulnerability.

    Fixed in 17.2
  14. Upgrade

    Upgrade iPadOS to a version that resolves this vulnerability.

    Fixed in 17.2
  15. Upgrade

    Upgrade macOS Sonoma to a version that resolves this vulnerability.

    Fixed in 14.2

Event History

Dec 11, 2023
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Mar 27, 2024
Data Sourced
via Red Hat·03:23 AM
DescriptionSeverityAffected Software
Mar 28, 2024
CVE Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
RemedyDescriptionSeverityAffected Software
CVE Published
via MITRE·03:39 PM
Data Sourced
via MITRE·03:39 PM
DescriptionWeakness
Data Sourced
via NVD·04:15 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2023-42956?

CVE-2023-42956 has been identified as a moderate severity vulnerability that may lead to a denial-of-service.

2

How do I fix CVE-2023-42956?

To fix CVE-2023-42956, upgrade WebKitGTK or WPE WebKit to version 2.44.0 or later.

3

What software is affected by CVE-2023-42956?

CVE-2023-42956 affects WebKitGTK and WPE WebKit versions before 2.44.0, along with related Apple products on specific versions.

4

What impact does CVE-2023-42956 have on users?

CVE-2023-42956 can result in denial-of-service conditions affecting the usability of the web content processed.

5

When was CVE-2023-42956 addressed?

CVE-2023-42956 was addressed with improved memory handling in releases after version 2.44.0 of WebKitGTK and WPE WebKit.

Company

Resources

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