Red Hat Product Errata RHSA-2026:96097 - Security Advisory
Issued:
2026-11-09
Updated:
2026-11-09

RHSA-2026:96097 - Security Advisory

Synopsis

Important: gdb security update

Type/Severity

Security Advisory: Important

Red Hat Lightspeed patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for gdb is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The GNU Debugger (GDB) allows users to debug programs written in various programming languages including C, C++, and Fortran.

Security Fix(es):

  • gdb: gdb: Out-of-bounds write in STABS parser read_member_functions() via crafted ELF (CVE-2026-13732)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.6 x86_64
  • Red Hat Enterprise Linux Server - AUS 9.6 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.6 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.6 ppc64le
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.6 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.6 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.6 x86_64
  • Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.6 aarch64
  • Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.6 s390x
  • Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.6 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.6 aarch64
  • Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.6 ppc64le
  • Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.6 s390x

Fixes

  • BZ - 2494416 - CVE-2026-13732 gdb: gdb: Out-of-bounds write in STABS parser read_member_functions() via crafted ELF

Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
x86_64
gdb-14.2-4.2.el9_6.x86_64.rpm SHA-256: c0c285faa067f8668b35de48e70d739bcf08527a2145cb8b5e0aeb26a426349b
gdb-debuginfo-14.2-4.2.el9_6.x86_64.rpm SHA-256: b779670008f07ff8af8830e99a4dc6c6c6ca097d9469beca627fe1eba9aba048
gdb-debugsource-14.2-4.2.el9_6.x86_64.rpm SHA-256: de526388e628b1daec878252124fcf6003f7a963805c8bd630a03c7c3da80f25
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.x86_64.rpm SHA-256: 4b33759c201b8cf77320849e135660a5e5027a154d6e00ded08d6d41679d49f6
gdb-headless-14.2-4.2.el9_6.x86_64.rpm SHA-256: 902fbf9d256bc80d1883d7c48e0bffd200082ceb6cb8f0f9e171ba068d7d5b3d
gdb-minimal-14.2-4.2.el9_6.x86_64.rpm SHA-256: 3033ba970ff87517216b57dc47170a675f9da9aa7e67f9251ec8d1fcd4328c64

Red Hat Enterprise Linux Server - AUS 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
x86_64
gdb-14.2-4.2.el9_6.x86_64.rpm SHA-256: c0c285faa067f8668b35de48e70d739bcf08527a2145cb8b5e0aeb26a426349b
gdb-debuginfo-14.2-4.2.el9_6.x86_64.rpm SHA-256: b779670008f07ff8af8830e99a4dc6c6c6ca097d9469beca627fe1eba9aba048
gdb-debugsource-14.2-4.2.el9_6.x86_64.rpm SHA-256: de526388e628b1daec878252124fcf6003f7a963805c8bd630a03c7c3da80f25
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.x86_64.rpm SHA-256: 4b33759c201b8cf77320849e135660a5e5027a154d6e00ded08d6d41679d49f6
gdb-headless-14.2-4.2.el9_6.x86_64.rpm SHA-256: 902fbf9d256bc80d1883d7c48e0bffd200082ceb6cb8f0f9e171ba068d7d5b3d
gdb-minimal-14.2-4.2.el9_6.x86_64.rpm SHA-256: 3033ba970ff87517216b57dc47170a675f9da9aa7e67f9251ec8d1fcd4328c64

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
s390x
gdb-14.2-4.2.el9_6.s390x.rpm SHA-256: 4120535cfde1d4ae0cf9c91fe53ca9bbce27aa14db28049af492f46ab04db01c
gdb-debuginfo-14.2-4.2.el9_6.s390x.rpm SHA-256: 56b9460ce6463061be99856a3887aa84c392561cf5dd8a221be1fccf21bf1254
gdb-debugsource-14.2-4.2.el9_6.s390x.rpm SHA-256: 4e791b36d2f29e188b4e73b6a790646ea497d23e2f181e09b5ab665f142b433d
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.s390x.rpm SHA-256: 724b4f1cdc78f127bea0c6ce00e2a56c772109b4cc8c9f7032bab4efd648331d
gdb-headless-14.2-4.2.el9_6.s390x.rpm SHA-256: 984bbacaced13154958b074b86d5bc38b6a7c5604294fa1e3cd3962ae3fb0939
gdb-minimal-14.2-4.2.el9_6.s390x.rpm SHA-256: fa279099aa8ed5d4918933771fd6c6e4828aa82a073bb8e21ae671e265f954c3

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
ppc64le
gdb-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 1d6921c8654dc5ece2e4cfd1454cb34c589f717ab86817e331f3f72822529708
gdb-debuginfo-14.2-4.2.el9_6.ppc64le.rpm SHA-256: eaca4935075b5d1ba826740508dcfc32b03208961b1137df2437586e9d5e4e77
gdb-debugsource-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 5f9b1fbc41d536dae8494593fbe27c9c08d5585a5aba73a83ed1d84bc82a7782
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 9677c0b91cfe52208aff2029a2885b73acb070bde70f86bbc8a031c26ad71b0f
gdb-headless-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 915bdecf231a85c5fdbdbb8524752005792dbfc5b5461ebf66e252389b38b5b5
gdb-minimal-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 43a6ee6c0be3bac477a3cc040466b1d27be43a9924dcd575817d7a0840c0bc3c

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
aarch64
gdb-14.2-4.2.el9_6.aarch64.rpm SHA-256: 0eeddb4099648c0770ec12de83aa05c32eae50ebf0537378312d68133880056e
gdb-debuginfo-14.2-4.2.el9_6.aarch64.rpm SHA-256: 9be6562fc07ce557a94f5ef8678e5ce128ce28713a5c7f7883b61b20483d35bc
gdb-debugsource-14.2-4.2.el9_6.aarch64.rpm SHA-256: 5dc5e105f5bb976f6fa254c24c7a89851b4e1275ac01c0d8192ef735157f6d57
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.aarch64.rpm SHA-256: 70cb7359a2bcd6bb3bbe783eb0e06d889de42a51a8fa933f612358711363368d
gdb-headless-14.2-4.2.el9_6.aarch64.rpm SHA-256: 94e612cafa65bf8e273d24b0e438ca767c2968cc7ba0a7a5f5f2d7c35adfb1c2
gdb-minimal-14.2-4.2.el9_6.aarch64.rpm SHA-256: e5be7f89069dc365da06e68d091f184f5a7329acfb3918d9a8f7631b19155671

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
ppc64le
gdb-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 1d6921c8654dc5ece2e4cfd1454cb34c589f717ab86817e331f3f72822529708
gdb-debuginfo-14.2-4.2.el9_6.ppc64le.rpm SHA-256: eaca4935075b5d1ba826740508dcfc32b03208961b1137df2437586e9d5e4e77
gdb-debugsource-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 5f9b1fbc41d536dae8494593fbe27c9c08d5585a5aba73a83ed1d84bc82a7782
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 9677c0b91cfe52208aff2029a2885b73acb070bde70f86bbc8a031c26ad71b0f
gdb-headless-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 915bdecf231a85c5fdbdbb8524752005792dbfc5b5461ebf66e252389b38b5b5
gdb-minimal-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 43a6ee6c0be3bac477a3cc040466b1d27be43a9924dcd575817d7a0840c0bc3c

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
x86_64
gdb-14.2-4.2.el9_6.x86_64.rpm SHA-256: c0c285faa067f8668b35de48e70d739bcf08527a2145cb8b5e0aeb26a426349b
gdb-debuginfo-14.2-4.2.el9_6.x86_64.rpm SHA-256: b779670008f07ff8af8830e99a4dc6c6c6ca097d9469beca627fe1eba9aba048
gdb-debugsource-14.2-4.2.el9_6.x86_64.rpm SHA-256: de526388e628b1daec878252124fcf6003f7a963805c8bd630a03c7c3da80f25
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.x86_64.rpm SHA-256: 4b33759c201b8cf77320849e135660a5e5027a154d6e00ded08d6d41679d49f6
gdb-headless-14.2-4.2.el9_6.x86_64.rpm SHA-256: 902fbf9d256bc80d1883d7c48e0bffd200082ceb6cb8f0f9e171ba068d7d5b3d
gdb-minimal-14.2-4.2.el9_6.x86_64.rpm SHA-256: 3033ba970ff87517216b57dc47170a675f9da9aa7e67f9251ec8d1fcd4328c64

Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
aarch64
gdb-14.2-4.2.el9_6.aarch64.rpm SHA-256: 0eeddb4099648c0770ec12de83aa05c32eae50ebf0537378312d68133880056e
gdb-debuginfo-14.2-4.2.el9_6.aarch64.rpm SHA-256: 9be6562fc07ce557a94f5ef8678e5ce128ce28713a5c7f7883b61b20483d35bc
gdb-debugsource-14.2-4.2.el9_6.aarch64.rpm SHA-256: 5dc5e105f5bb976f6fa254c24c7a89851b4e1275ac01c0d8192ef735157f6d57
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.aarch64.rpm SHA-256: 70cb7359a2bcd6bb3bbe783eb0e06d889de42a51a8fa933f612358711363368d
gdb-headless-14.2-4.2.el9_6.aarch64.rpm SHA-256: 94e612cafa65bf8e273d24b0e438ca767c2968cc7ba0a7a5f5f2d7c35adfb1c2
gdb-minimal-14.2-4.2.el9_6.aarch64.rpm SHA-256: e5be7f89069dc365da06e68d091f184f5a7329acfb3918d9a8f7631b19155671

Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
s390x
gdb-14.2-4.2.el9_6.s390x.rpm SHA-256: 4120535cfde1d4ae0cf9c91fe53ca9bbce27aa14db28049af492f46ab04db01c
gdb-debuginfo-14.2-4.2.el9_6.s390x.rpm SHA-256: 56b9460ce6463061be99856a3887aa84c392561cf5dd8a221be1fccf21bf1254
gdb-debugsource-14.2-4.2.el9_6.s390x.rpm SHA-256: 4e791b36d2f29e188b4e73b6a790646ea497d23e2f181e09b5ab665f142b433d
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.s390x.rpm SHA-256: 724b4f1cdc78f127bea0c6ce00e2a56c772109b4cc8c9f7032bab4efd648331d
gdb-headless-14.2-4.2.el9_6.s390x.rpm SHA-256: 984bbacaced13154958b074b86d5bc38b6a7c5604294fa1e3cd3962ae3fb0939
gdb-minimal-14.2-4.2.el9_6.s390x.rpm SHA-256: fa279099aa8ed5d4918933771fd6c6e4828aa82a073bb8e21ae671e265f954c3

Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
x86_64
gdb-14.2-4.2.el9_6.x86_64.rpm SHA-256: c0c285faa067f8668b35de48e70d739bcf08527a2145cb8b5e0aeb26a426349b
gdb-debuginfo-14.2-4.2.el9_6.x86_64.rpm SHA-256: b779670008f07ff8af8830e99a4dc6c6c6ca097d9469beca627fe1eba9aba048
gdb-debugsource-14.2-4.2.el9_6.x86_64.rpm SHA-256: de526388e628b1daec878252124fcf6003f7a963805c8bd630a03c7c3da80f25
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.x86_64.rpm SHA-256: 4b33759c201b8cf77320849e135660a5e5027a154d6e00ded08d6d41679d49f6
gdb-headless-14.2-4.2.el9_6.x86_64.rpm SHA-256: 902fbf9d256bc80d1883d7c48e0bffd200082ceb6cb8f0f9e171ba068d7d5b3d
gdb-minimal-14.2-4.2.el9_6.x86_64.rpm SHA-256: 3033ba970ff87517216b57dc47170a675f9da9aa7e67f9251ec8d1fcd4328c64

Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
aarch64
gdb-14.2-4.2.el9_6.aarch64.rpm SHA-256: 0eeddb4099648c0770ec12de83aa05c32eae50ebf0537378312d68133880056e
gdb-debuginfo-14.2-4.2.el9_6.aarch64.rpm SHA-256: 9be6562fc07ce557a94f5ef8678e5ce128ce28713a5c7f7883b61b20483d35bc
gdb-debugsource-14.2-4.2.el9_6.aarch64.rpm SHA-256: 5dc5e105f5bb976f6fa254c24c7a89851b4e1275ac01c0d8192ef735157f6d57
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.aarch64.rpm SHA-256: 70cb7359a2bcd6bb3bbe783eb0e06d889de42a51a8fa933f612358711363368d
gdb-headless-14.2-4.2.el9_6.aarch64.rpm SHA-256: 94e612cafa65bf8e273d24b0e438ca767c2968cc7ba0a7a5f5f2d7c35adfb1c2
gdb-minimal-14.2-4.2.el9_6.aarch64.rpm SHA-256: e5be7f89069dc365da06e68d091f184f5a7329acfb3918d9a8f7631b19155671

Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
ppc64le
gdb-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 1d6921c8654dc5ece2e4cfd1454cb34c589f717ab86817e331f3f72822529708
gdb-debuginfo-14.2-4.2.el9_6.ppc64le.rpm SHA-256: eaca4935075b5d1ba826740508dcfc32b03208961b1137df2437586e9d5e4e77
gdb-debugsource-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 5f9b1fbc41d536dae8494593fbe27c9c08d5585a5aba73a83ed1d84bc82a7782
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 9677c0b91cfe52208aff2029a2885b73acb070bde70f86bbc8a031c26ad71b0f
gdb-headless-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 915bdecf231a85c5fdbdbb8524752005792dbfc5b5461ebf66e252389b38b5b5
gdb-minimal-14.2-4.2.el9_6.ppc64le.rpm SHA-256: 43a6ee6c0be3bac477a3cc040466b1d27be43a9924dcd575817d7a0840c0bc3c

Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.6

SRPM
gdb-14.2-4.2.el9_6.src.rpm SHA-256: b80097f8250e6271bf8e7c959cd697d737031bcf7c39e722db190d25489d05ae
s390x
gdb-14.2-4.2.el9_6.s390x.rpm SHA-256: 4120535cfde1d4ae0cf9c91fe53ca9bbce27aa14db28049af492f46ab04db01c
gdb-debuginfo-14.2-4.2.el9_6.s390x.rpm SHA-256: 56b9460ce6463061be99856a3887aa84c392561cf5dd8a221be1fccf21bf1254
gdb-debugsource-14.2-4.2.el9_6.s390x.rpm SHA-256: 4e791b36d2f29e188b4e73b6a790646ea497d23e2f181e09b5ab665f142b433d
gdb-doc-14.2-4.2.el9_6.noarch.rpm SHA-256: b8624ab2706248182cdab0b9b83d3102e26fde2a5c4927b2ddb8c7aae1c2ec62
gdb-gdbserver-14.2-4.2.el9_6.s390x.rpm SHA-256: 724b4f1cdc78f127bea0c6ce00e2a56c772109b4cc8c9f7032bab4efd648331d
gdb-headless-14.2-4.2.el9_6.s390x.rpm SHA-256: 984bbacaced13154958b074b86d5bc38b6a7c5604294fa1e3cd3962ae3fb0939
gdb-minimal-14.2-4.2.el9_6.s390x.rpm SHA-256: fa279099aa8ed5d4918933771fd6c6e4828aa82a073bb8e21ae671e265f954c3

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.