CVE-2023-52990
IBM S390 Out-of-Bounds Read Vulnerability
Description
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
INFO
Published Date :
March 27, 2025, 5:15 p.m.
Last Modified :
April 1, 2025, 3:15 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- No action required.
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CVE-2023-52990 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-52990 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Rejected by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Apr. 01, 2025
Action Type Old Value New Value -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Apr. 01, 2025
Action Type Old Value New Value Changed Description In the Linux kernel, the following vulnerability has been resolved: s390: workaround invalid gcc-11 out of bounds read warning GCC 11.1.0 and 11.2.0 generate a wrong warning when compiling the kernel e.g. with allmodconfig: arch/s390/kernel/setup.c: In function ‘setup_lowcore_dat_on’: ./include/linux/fortify-string.h:57:33: error: ‘__builtin_memcpy’ reading 128 bytes from a region of size 0 [-Werror=stringop-overread] ... arch/s390/kernel/setup.c:526:9: note: in expansion of macro ‘memcpy’ 526 | memcpy(abs_lc->cregs_save_area, S390_lowcore.cregs_save_area, | ^~~~~~ This could be addressed by using absolute_pointer() with the S390_lowcore macro, but this is not a good idea since this generates worse code for performance critical paths. Therefore simply use a for loop to copy the array in question and get rid of the warning. Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. Removed Reference kernel.org: https://git.kernel.org/stable/c/1fc24f9da259b675c3cc74ad5aa92dac286543b3 Removed Reference kernel.org: https://git.kernel.org/stable/c/41e1992665a2701fa025a8b76970c43b4148446f -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Mar. 27, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: s390: workaround invalid gcc-11 out of bounds read warning GCC 11.1.0 and 11.2.0 generate a wrong warning when compiling the kernel e.g. with allmodconfig: arch/s390/kernel/setup.c: In function ‘setup_lowcore_dat_on’: ./include/linux/fortify-string.h:57:33: error: ‘__builtin_memcpy’ reading 128 bytes from a region of size 0 [-Werror=stringop-overread] ... arch/s390/kernel/setup.c:526:9: note: in expansion of macro ‘memcpy’ 526 | memcpy(abs_lc->cregs_save_area, S390_lowcore.cregs_save_area, | ^~~~~~ This could be addressed by using absolute_pointer() with the S390_lowcore macro, but this is not a good idea since this generates worse code for performance critical paths. Therefore simply use a for loop to copy the array in question and get rid of the warning. Added Reference https://git.kernel.org/stable/c/1fc24f9da259b675c3cc74ad5aa92dac286543b3 Added Reference https://git.kernel.org/stable/c/41e1992665a2701fa025a8b76970c43b4148446f