CVE-2021-30535: Double free in ICU

Reference Links

• https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html (Advisory)
• https://crbug.com/1194899
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/

Parent vulnerabilities

(Appears in the following advisories)

• 7170632646642454608

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2021-30521
• CVE-2021-30522
• CVE-2021-30523
• CVE-2021-30524
• CVE-2021-30525
• CVE-2021-30526
• CVE-2021-30527
• CVE-2021-30528
• CVE-2021-4322
• CVE-2021-30529
• CVE-2021-30530
• CVE-2021-30531
• CVE-2021-30532
• CVE-2021-30533
• CVE-2021-30534
• CVE-2021-30542
• CVE-2021-30543
• CVE-2021-30558
• CVE-2021-30536
• CVE-2021-30537
• CVE-2021-30538
• CVE-2021-30539
• CVE-2021-30540
• CVE-2021-4321

Frequently Asked Questions

• What is the severity of CVE-2021-30535?

  CVE-2021-30535 is classified as a high severity vulnerability due to its potential for remote exploitation.

• How do I fix CVE-2021-30535?

  To fix CVE-2021-30535, update Google Chrome to version 91.0.4472.77 or later.

• What impact does CVE-2021-30535 have on affected systems?

  CVE-2021-30535 can lead to heap corruption, which may allow an attacker to execute arbitrary code.

• Is CVE-2021-30535 present in earlier versions of Google Chrome?

  Yes, CVE-2021-30535 affects versions of Google Chrome prior to 91.0.4472.77.

• Do the Fedora versions 33 and 34 contain CVE-2021-30535?

  Yes, Fedora versions 33 and 34 are affected by CVE-2021-30535 and should be updated accordingly.