Red Hat Security AdvisoryRHSA-2026:12740
Red Hat Hardened Images RPMs bug fix and enhancement update
Released 2026-05-01 · Red Hat rating Moderate · View on Red Hat →
Fixed in
- Red Hat Hardened Images glibc-2.42-12.hum1@aarch64, glibc-2.42-12.hum1@src, glibc-2.42-12.hum1@x86_64 +47
Fixes 5 records
Priority HIGH 82
Calling the scanf family of functions with a %mc (malloc'd character match) in the GNU C Library version 2.7 to version 2.43 with a format width specifier with an explicit width greater than 1024 could result in a one by…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00502 · Published 2026-04-20 · Partial fix CWE-122
Priority HIGH 72
Calling the ungetwc function on a FILE stream with wide characters encoded in a character set that has overlaps between its single byte and multi-byte character encodings, in the GNU C Library version 2.43 or earlier, ma…
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00369 · Published 2026-04-20 · Partial fix CWE-127
Priority HIGH 72
The iconv() function in the GNU C Library versions 2.43 and earlier may crash due to an assertion failure when converting inputs from the IBM1390 or IBM1399 character sets, which may be used to remotely crash an applicat…
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00389 · Published 2026-03-30 · Partial fix CWE-617
Priority LOW 38
The deprecated functions ns_printrrf, ns_printrr and fp_nquery in the GNU C Library version 2.2 and newer fail to enforce the caller-supplied buffer length, and can result in an out-of-bounds write when printing TSIG rec…
CVSS 3.1HIGH 7.3· Network · No auth · No interaction · EPSS 0.00237 · Published 2026-04-28 · Partial fix CWE-787
Priority LOW 35
The deprecated functions ns_printrrf, ns_printrr and fp_nquery in the GNU C Library version 2.0.1 to version 2.43 fail to validate the RDATA content against the RDATA length in a DNS response when processing A6, CERT, LO…
CVSS 3.1MEDIUM 6.5· Network · No auth · No interaction · EPSS 0.00358 · Published 2026-04-28 · Fixed CWE-126