Mageia 2022-0371: unzip security update | LinuxSecurity.com
MGASA-2022-0371 - Updated unzip packages fix security vulnerability

Publication date: 18 Oct 2022
URL: https://advisories.mageia.org/MGASA-2022-0371.html
Type: security
Affected Mageia releases: 8
CVE: CVE-2021-4217,
     CVE-2022-0529,
     CVE-2022-0530

Improper handling of Unicode strings, which can lead to a null pointer
dereference. This flaw allows an attacker to input a specially crafted zip
file, leading to a crash or code execution. (CVE-2021-4217)

Conversion of a wide string to a local string that leads to a heap of
out-of-bound write. This flaw allows an attacker to input a specially
crafted zip file, leading to a crash or code execution. (CVE-2022-0529,
CVE-2022-0530)

References:
- https://bugs.mageia.org/show_bug.cgi?id=29893
- https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077
- https://bugzilla.redhat.com/show_bug.cgi?id=2044583
- https://bugzilla.redhat.com/show_bug.cgi?id=2051395
- https://bugzilla.redhat.com/show_bug.cgi?id=2051402
- https://www.debian.org/security/2022/dsa-5202
- https://www.debian.org/lts/security/2022/dla-3118
- https://lists.opensuse.org/archives/list/[email protected]/thread/VFUXYMOCMRAV3GMQQKYX6T4L2I23XSQU/
- https://ubuntu.com/security/notices/USN-5673-1
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4217
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0529
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0530

SRPMS:
- 8/core/unzip-6.0-2.1.mga8

Mageia 2022-0371: unzip security update

Improper handling of Unicode strings, which can lead to a null pointer dereference

Summary

Improper handling of Unicode strings, which can lead to a null pointer dereference. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution. (CVE-2021-4217)
Conversion of a wide string to a local string that leads to a heap of out-of-bound write. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution. (CVE-2022-0529, CVE-2022-0530)

References

- https://bugs.mageia.org/show_bug.cgi?id=29893

- https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077

- https://bugzilla.redhat.com/show_bug.cgi?id=2044583

- https://bugzilla.redhat.com/show_bug.cgi?id=2051395

- https://bugzilla.redhat.com/show_bug.cgi?id=2051402

- https://www.debian.org/security/2022/dsa-5202

- https://www.debian.org/lts/security/2022/dla-3118

- https://lists.opensuse.org/archives/list/[email protected]/thread/VFUXYMOCMRAV3GMQQKYX6T4L2I23XSQU/

- https://ubuntu.com/security/notices/USN-5673-1

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4217

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0529

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0530

Resolution

MGASA-2022-0371 - Updated unzip packages fix security vulnerability

SRPMS

- 8/core/unzip-6.0-2.1.mga8

Severity
Publication date: 18 Oct 2022
URL: https://advisories.mageia.org/MGASA-2022-0371.html
Type: security
CVE: CVE-2021-4217, CVE-2022-0529, CVE-2022-0530

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