The vulnerability CVE-2025-11083 is a heap-based buffer overflow in the GNU Binutils linker component. Binutils is a collection of binary utilities such as ar, as, ld, nm, objcopy, objdump, and others used for object code manipulation. Red Hat Enterprise Linux 8.8 distributions are affected. Red Hat Product Security has released an official security advisory (RHSA-2026:0482) and corresponding updated packages to fix this issue. The advisory classifies the security impact as moderate. No CVSS score is provided in the advisory. The update packages for binutils version 2.30-119.el8_8.3 address this heap overflow vulnerability. No known exploits in the wild have been reported at this time.

The heap-based overflow in the GNU Binutils linker could potentially lead to memory corruption when processing object files. This may allow an attacker to cause a denial of service or possibly execute arbitrary code if exploited. However, the Red Hat advisory rates the impact as moderate, indicating the risk is not critical. There are no known exploits in the wild currently. The vulnerability affects multiple Red Hat Enterprise Linux 8.8 variants on x86_64 and ppc64le architectures.

Red Hat has released an official security update for binutils to address CVE-2025-11083. Users of affected Red Hat Enterprise Linux 8.8 variants should apply the update packages (binutils-2.30-119.el8_8.3) available via Red Hat's update services. Detailed instructions for applying the update are provided in Red Hat's advisory and knowledge base article https://access.redhat.com/articles/11258. Applying this update remediates the vulnerability. No additional mitigation steps are indicated or required by the vendor.