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SUSE: 2022:3768-1 Critical: Qemu Heap Buffer Overflow Issues

suse
Calendar Grey October 26, 2022
Dist Suse Esm H88
SUSE Security Patch: Significant update for qemu rectifying various vulnerabilities such as buffer overflows. Essential fix.
An update that solves 7 vulnerabilities and has one errata is now available

Summary

This update for qemu fixes the following issues: - CVE-2021-3409: Fixed an incomplete fix for CVE-2020-17380 and CVE-2020-25085 in sdhi controller. (bsc#1182282) - CVE-2021-4206: Fixed an integer overflow in cursor_alloc which can lead to heap buffer overflow. (bsc#1198035) - CVE-2021-4207: Fixed a double fetch in qxl_cursor ehich can lead to heap buffer overflow. (bsc#1198037) - CVE-2022-0216: Fixed a use after free issue found in hw/scsi/lsi53c895a.c. (bsc#1198038) - CVE-2022-35414: Fixed an uninitialized read during address translation that leads to a crash. (bsc#1201367) - CVE-2021-3507: Fixed a heap buffer overflow in DMA read data transfers. (bsc#1185000) - CVE-2020-17380: Fixed a heap buffer overflow in sdhci_sdma_transfer_multi_blocks. (bsc#1175144) Patch Instructions:

Topics%20covered

Topics Covered

security advisory buffer overflow critical heap overflow SUSE Qemu CaaS Platform

References

#1175144 #1182282 #1185000 #1192463 #1198035

#1198037 #1198038 #1201367

Cross- CVE-2020-17380 CVE-2021-3409 CVE-2021-3507

CVE-2021-4206 CVE-2021-4207 CVE-2022-0216

CVE-2022-35414

CVSS scores:

CVE-2020-17380 (NVD) : 6.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

CVE-2020-17380 (SUSE): 6.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

CVE-2021-3409 (NVD) : 5.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

CVE-2021-3409 (SUSE): 5.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

CVE-2021-3507 (NVD) : 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L

CVE-2021-3507 (SUSE): 4.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

CVE-2021-4206 (NVD) : 8.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:3768-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow critical heap overflow SUSE Qemu CaaS Platform

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