Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 531
Alerts This Week
Warning Icon 1 531

SUSE: 2021:2789-1 Moderate: QEMU Null Pointer and Buffer Overflow

suse
Calendar Grey August 20, 2021
Dist Suse Esm H88
The latest qemu patch addresses a range of security vulnerabilities, tackling problems such as buffer overflows and null pointer dereferences specifically within SUSE platforms.
An update that fixes 7 vulnerabilities is now available

Summary

This update for qemu fixes the following issues: Security issues fixed: - usbredir: free call on invalid pointer in bufp_alloc (bsc#1189145, CVE-2021-3682) - NULL pointer dereference in ESP (bsc#1180433, CVE-2020-35504) (bsc#1180434, CVE-2020-35505) (bsc#1180435, CVE-2020-35506) - NULL pointer dereference issue in megasas-gen2 host bus adapter (bsc#1180432, CVE-2020-35503) - eepro100: stack overflow via infinite recursion (bsc#1182651, CVE-2021-20255) - usb: unbounded stack allocation in usbredir (bsc#1186012, CVE-2021-3527) Patch Instructions: To install this SUSE 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: - SUSE MicroOS 5.0:

Topics%20covered

Topics Covered

security advisory moderate buffer overflow null pointer SUSE stack overflow qemu

References

#1180432 #1180433 #1180434 #1180435 #1182651

#1186012 #1189145

Cross- CVE-2020-35503 CVE-2020-35504 CVE-2020-35505

CVE-2020-35506 CVE-2021-20255 CVE-2021-3527

CVE-2021-3682

CVSS scores:

CVE-2020-35503 (NVD) : 6 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

CVE-2020-35503 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2020-35504 (NVD) : 6 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

CVE-2020-35504 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2020-35505 (NVD) : 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVE-2020-35505 (SUSE): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVE-2020-35506 (NVD) : 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Announcement ID: SUSE-SU-2021:2789-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate buffer overflow null pointer SUSE stack overflow qemu

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.