Red Hat Product Errata RHSA-2026:2763 - Security Advisory
Issued:
2026-02-16
Updated:
2026-02-16

RHSA-2026:2763 - Security Advisory

Synopsis

Moderate: wireshark security update

Type/Severity

Security Advisory: Moderate

Red Hat Lightspeed patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for wireshark is now available for Red Hat Enterprise Linux 10.0 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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 wireshark packages contain a network protocol analyzer used to capture and browse the traffic running on a computer network.

Security Fix(es):

  • Wireshark: NULL Pointer Dereference in Wireshark (CVE-2025-9817)

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 10.0 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.0 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.0 ppc64le
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.0 aarch64
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 10.0 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 10.0 ppc64le
  • Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 10.0 s390x
  • Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 10.0 aarch64
  • Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.0 aarch64
  • Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.0 s390x
  • Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.0 ppc64le
  • Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.0 x86_64

Fixes

  • BZ - 2392839 - CVE-2025-9817 Wireshark: NULL Pointer Dereference in Wireshark

Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.0

SRPM
wireshark-4.4.2-3.el10_0.2.src.rpm SHA-256: 56aacba93b80022670c833738ede63b2633a72852211686cd6964c9ec981030b
x86_64
wireshark-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: fbd5e1897dc024b174ebaf9e57e877aed465ea1bb2f2088cdf303efa6f8a1fd5
wireshark-cli-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: f92663b228daddd8219e970fde088c34368aa79b91cbf198e0b4efaba27fda5e
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: 7f1a4c09b365cb89ddc3c179bac161ad11ae44bf46d69c63d63e2d14245d7fb9
wireshark-debuginfo-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: 0d2d6c86da7d230d29fc44a1bb497f10c7c2875738e0b20bef31cb80ae25580a
wireshark-debugsource-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: aa3ecd7885fb3d865f9b023a66ba121308abf340689eb7115056ba292acb6e02

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.0

SRPM
wireshark-4.4.2-3.el10_0.2.src.rpm SHA-256: 56aacba93b80022670c833738ede63b2633a72852211686cd6964c9ec981030b
s390x
wireshark-4.4.2-3.el10_0.2.s390x.rpm SHA-256: bf2b93add2585de5849ba18c454cd2c543fed3bd0319fd87c3ff2042aff69d9e
wireshark-cli-4.4.2-3.el10_0.2.s390x.rpm SHA-256: 9141e4db6d4e7e34e4ec7e6304026bebdc5daa8721ff01cf686159128742afb9
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.s390x.rpm SHA-256: de5bae7bd0523fa092ec9b20751b2d782033833169f847bd2899c0675fe43434
wireshark-debuginfo-4.4.2-3.el10_0.2.s390x.rpm SHA-256: 95435cab4256c71ae2f44c6bcd5dbd7f1178d3c523edfcc05f7a2c675e7e29e9
wireshark-debugsource-4.4.2-3.el10_0.2.s390x.rpm SHA-256: e4886df13fece311eaa6a8d13030f33aadee114fc37adc05ef7debe50fdd072b

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.0

SRPM
wireshark-4.4.2-3.el10_0.2.src.rpm SHA-256: 56aacba93b80022670c833738ede63b2633a72852211686cd6964c9ec981030b
ppc64le
wireshark-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 84e31506d2a55f1b1666e12a3440d923b48d318795dc762291b8f367e29a1b7e
wireshark-cli-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 095f5198f8eff3f1ba0a2c30be5a44dbaf5e90347f82684d3f97d25bb10aeb2f
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: eb692c500cc8017773a8073f5199181942e943e07f2440e7e1ccbd1aa2dca7d9
wireshark-debuginfo-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 683f953c0d1470ea81ea8b1383a54aa865ab7364dfc646f50f8fe9610e97ed3d
wireshark-debugsource-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 140fda1da03a626aae55ee8a5611e94ec202d6545ca64088c20354d4568463a1

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.0

SRPM
wireshark-4.4.2-3.el10_0.2.src.rpm SHA-256: 56aacba93b80022670c833738ede63b2633a72852211686cd6964c9ec981030b
aarch64
wireshark-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: 24a6038862131e670cbeb46723f61ace9aeea70e434b48e8f0dad5ca5d091645
wireshark-cli-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: bb72eaf20d80ef19eb77dfdb549ff4838b728d5a9b64b7f30e8dd3a83be500f6
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: fc0e3ffe1b4871177ed5b9edfaaa7a333b68d21b0a44b112f97106588d8a5a66
wireshark-debuginfo-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: 1d795e38174ecd8d88cefe58c85d0a297f9082f9f9554beb8629d83bafeed7df
wireshark-debugsource-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: 96a28f37ff5ee2a25cff87a930aa1e2ca97a39ca1c385ec439907c6ccd716fa5

Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 10.0

SRPM
x86_64
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: 7f1a4c09b365cb89ddc3c179bac161ad11ae44bf46d69c63d63e2d14245d7fb9
wireshark-debuginfo-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: 0d2d6c86da7d230d29fc44a1bb497f10c7c2875738e0b20bef31cb80ae25580a
wireshark-debugsource-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: aa3ecd7885fb3d865f9b023a66ba121308abf340689eb7115056ba292acb6e02
wireshark-devel-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: c1aeabac8be62f95a49b9734a83e904b48b4d7120d80ea29bcbf43d6ff1f1e69

Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 10.0

SRPM
ppc64le
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: eb692c500cc8017773a8073f5199181942e943e07f2440e7e1ccbd1aa2dca7d9
wireshark-debuginfo-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 683f953c0d1470ea81ea8b1383a54aa865ab7364dfc646f50f8fe9610e97ed3d
wireshark-debugsource-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 140fda1da03a626aae55ee8a5611e94ec202d6545ca64088c20354d4568463a1
wireshark-devel-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: db8e8a64572d34ef5883342e322466ea67407b3d55868f5b3ec61bd5da377e89

Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 10.0

SRPM
s390x
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.s390x.rpm SHA-256: de5bae7bd0523fa092ec9b20751b2d782033833169f847bd2899c0675fe43434
wireshark-debuginfo-4.4.2-3.el10_0.2.s390x.rpm SHA-256: 95435cab4256c71ae2f44c6bcd5dbd7f1178d3c523edfcc05f7a2c675e7e29e9
wireshark-debugsource-4.4.2-3.el10_0.2.s390x.rpm SHA-256: e4886df13fece311eaa6a8d13030f33aadee114fc37adc05ef7debe50fdd072b
wireshark-devel-4.4.2-3.el10_0.2.s390x.rpm SHA-256: 90f50b1f86cbaddc5586ab8869a738bd0f5069f71adc3936a1b90d1c76addeb0

Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 10.0

SRPM
aarch64
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: fc0e3ffe1b4871177ed5b9edfaaa7a333b68d21b0a44b112f97106588d8a5a66
wireshark-debuginfo-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: 1d795e38174ecd8d88cefe58c85d0a297f9082f9f9554beb8629d83bafeed7df
wireshark-debugsource-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: 96a28f37ff5ee2a25cff87a930aa1e2ca97a39ca1c385ec439907c6ccd716fa5
wireshark-devel-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: 0ba7cb89d85a7f49179c6f138ea57cef203d35ca676f033b69bb96638a641d14

Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.0

SRPM
wireshark-4.4.2-3.el10_0.2.src.rpm SHA-256: 56aacba93b80022670c833738ede63b2633a72852211686cd6964c9ec981030b
aarch64
wireshark-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: 24a6038862131e670cbeb46723f61ace9aeea70e434b48e8f0dad5ca5d091645
wireshark-cli-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: bb72eaf20d80ef19eb77dfdb549ff4838b728d5a9b64b7f30e8dd3a83be500f6
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: fc0e3ffe1b4871177ed5b9edfaaa7a333b68d21b0a44b112f97106588d8a5a66
wireshark-debuginfo-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: 1d795e38174ecd8d88cefe58c85d0a297f9082f9f9554beb8629d83bafeed7df
wireshark-debugsource-4.4.2-3.el10_0.2.aarch64.rpm SHA-256: 96a28f37ff5ee2a25cff87a930aa1e2ca97a39ca1c385ec439907c6ccd716fa5

Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.0

SRPM
wireshark-4.4.2-3.el10_0.2.src.rpm SHA-256: 56aacba93b80022670c833738ede63b2633a72852211686cd6964c9ec981030b
s390x
wireshark-4.4.2-3.el10_0.2.s390x.rpm SHA-256: bf2b93add2585de5849ba18c454cd2c543fed3bd0319fd87c3ff2042aff69d9e
wireshark-cli-4.4.2-3.el10_0.2.s390x.rpm SHA-256: 9141e4db6d4e7e34e4ec7e6304026bebdc5daa8721ff01cf686159128742afb9
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.s390x.rpm SHA-256: de5bae7bd0523fa092ec9b20751b2d782033833169f847bd2899c0675fe43434
wireshark-debuginfo-4.4.2-3.el10_0.2.s390x.rpm SHA-256: 95435cab4256c71ae2f44c6bcd5dbd7f1178d3c523edfcc05f7a2c675e7e29e9
wireshark-debugsource-4.4.2-3.el10_0.2.s390x.rpm SHA-256: e4886df13fece311eaa6a8d13030f33aadee114fc37adc05ef7debe50fdd072b

Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.0

SRPM
wireshark-4.4.2-3.el10_0.2.src.rpm SHA-256: 56aacba93b80022670c833738ede63b2633a72852211686cd6964c9ec981030b
ppc64le
wireshark-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 84e31506d2a55f1b1666e12a3440d923b48d318795dc762291b8f367e29a1b7e
wireshark-cli-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 095f5198f8eff3f1ba0a2c30be5a44dbaf5e90347f82684d3f97d25bb10aeb2f
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: eb692c500cc8017773a8073f5199181942e943e07f2440e7e1ccbd1aa2dca7d9
wireshark-debuginfo-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 683f953c0d1470ea81ea8b1383a54aa865ab7364dfc646f50f8fe9610e97ed3d
wireshark-debugsource-4.4.2-3.el10_0.2.ppc64le.rpm SHA-256: 140fda1da03a626aae55ee8a5611e94ec202d6545ca64088c20354d4568463a1

Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.0

SRPM
wireshark-4.4.2-3.el10_0.2.src.rpm SHA-256: 56aacba93b80022670c833738ede63b2633a72852211686cd6964c9ec981030b
x86_64
wireshark-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: fbd5e1897dc024b174ebaf9e57e877aed465ea1bb2f2088cdf303efa6f8a1fd5
wireshark-cli-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: f92663b228daddd8219e970fde088c34368aa79b91cbf198e0b4efaba27fda5e
wireshark-cli-debuginfo-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: 7f1a4c09b365cb89ddc3c179bac161ad11ae44bf46d69c63d63e2d14245d7fb9
wireshark-debuginfo-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: 0d2d6c86da7d230d29fc44a1bb497f10c7c2875738e0b20bef31cb80ae25580a
wireshark-debugsource-4.4.2-3.el10_0.2.x86_64.rpm SHA-256: aa3ecd7885fb3d865f9b023a66ba121308abf340689eb7115056ba292acb6e02

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