openSUSE-SU-2021:2196-1: moderate: Security update for lua53
openSUSE Security Update: Security update for lua53
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Announcement ID: openSUSE-SU-2021:2196-1
Rating: moderate
References: #1175448 #1175449
Cross-References: CVE-2020-24370 CVE-2020-24371
CVSS scores:
CVE-2020-24370 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVE-2020-24370 (SUSE): 4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVE-2020-24371 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVE-2020-24371 (SUSE): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
openSUSE Leap 15.3
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An update that fixes two vulnerabilities is now available.
Description:
This update for lua53 fixes the following issues:
Update to version 5.3.6:
- CVE-2020-24371: lgc.c mishandles the interaction between barriers and
the sweep phase, leading to a memory access violation involving
collectgarbage (bsc#1175449)
- CVE-2020-24370: ldebug.c allows a negation overflow and segmentation
fault in getlocal and setlocal (bsc#1175448)
- Long brackets with a huge number of '=' overflow some internal buffer
arithmetic.
Patch Instructions:
To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
- openSUSE Leap 15.3:
zypper in -t patch openSUSE-SLE-15.3-2021-2196=1
Package List:
- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):
liblua5_3-5-5.3.6-3.6.1
liblua5_3-5-debuginfo-5.3.6-3.6.1
lua53-5.3.6-3.6.1
lua53-debuginfo-5.3.6-3.6.1
lua53-debugsource-5.3.6-3.6.1
lua53-devel-5.3.6-3.6.1
- openSUSE Leap 15.3 (noarch):
lua53-doc-5.3.6-3.6.1
- openSUSE Leap 15.3 (x86_64):
liblua5_3-5-32bit-5.3.6-3.6.1
liblua5_3-5-32bit-debuginfo-5.3.6-3.6.1
References:
https://www.suse.com/security/cve/CVE-2020-24370.html
https://www.suse.com/security/cve/CVE-2020-24371.html
https://bugzilla.suse.com/1175448
https://bugzilla.suse.com/1175449
A lua53 security update has been released for openSUSE Leap 15.3.
