- Issued:
- 2026-10-12
- Updated:
- 2026-10-12
RHSA-2026:80506 - Security Advisory
Synopsis
Important: emacs security update
Type/Severity
Security Advisory: Important
Red Hat Lightspeed patch analysis
Identify and remediate systems affected by this advisory.
Topic
An update for emacs is now available for Red Hat Enterprise Linux 8.
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
GNU Emacs is a powerful, customizable, self-documenting text editor. It provides special code editing features, a scripting language (elisp), and the capability to read e-mail and news.
Security Fix(es):
- emacs: GNU Emacs: Heap over-read leading to information disclosure via crafted image (CVE-2026-77219)
- emacs: local shell command injection through the user field in emacs tramp (CVE-2026-79992)
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:
Affected Products
- Red Hat Enterprise Linux for x86_64 8 x86_64
- Red Hat Enterprise Linux for IBM z Systems 8 s390x
- Red Hat Enterprise Linux for Power, little endian 8 ppc64le
- Red Hat Enterprise Linux for ARM 64 8 aarch64
- Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10 x86_64
- Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 8.10 aarch64
- Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 8.10 ppc64le
- Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 8.10 s390x
Fixes
- BZ - 2521196 - CVE-2026-77219 emacs: GNU Emacs: Heap over-read leading to information disclosure via crafted image
- BZ - 2523665 - CVE-2026-79992 emacs: local shell command injection through the user field in emacs tramp
Note:
More recent versions of these packages may be available.
Click a package name for more details.
Red Hat Enterprise Linux for x86_64 8
| SRPM | |
|---|---|
| emacs-26.1-15.el8_10.2.src.rpm | SHA-256: 0ad4f89672236c6abff682fba6f7c429e1374e218534701e82830635c8d04832 |
| x86_64 | |
| emacs-26.1-15.el8_10.2.x86_64.rpm | SHA-256: efe75aeb5f20cd7f6ee4c4a65ee483f26a4ea6a3132843aa82654bb8e30433b4 |
| emacs-common-26.1-15.el8_10.2.x86_64.rpm | SHA-256: bfc3a73f12f8b63a1cd9e681bade27ec84030ff5f4111111398fc8d7ab4eed5d |
| emacs-common-debuginfo-26.1-15.el8_10.2.x86_64.rpm | SHA-256: 605f868982e9553dd22a2d5b7d4169b385926103c3dba94ab10d23c81105ff9d |
| emacs-debuginfo-26.1-15.el8_10.2.x86_64.rpm | SHA-256: 2bbca223de84b39198448cb9740dde2ee6068a8571f5a55ccdec9ec0b2317d49 |
| emacs-debugsource-26.1-15.el8_10.2.x86_64.rpm | SHA-256: 90f030e5571fc079bfa1048fc2bdfc58025ccbf0fab5f8a106e072fa8ef64a0e |
| emacs-filesystem-26.1-15.el8_10.2.noarch.rpm | SHA-256: 118f99c4089f398fb4a7bbbb051e5dca22d3c1dc058e79f8ce785fff3506f179 |
| emacs-lucid-26.1-15.el8_10.2.x86_64.rpm | SHA-256: d06e8a5d1de064c9debd72ca1f27107e5bf5877958b079b34e4674b7be4d5b97 |
| emacs-lucid-debuginfo-26.1-15.el8_10.2.x86_64.rpm | SHA-256: d171034ca71b2972d02057b570e57833bbe49e1b1739e6007a17e6bdef41fdd9 |
| emacs-nox-26.1-15.el8_10.2.x86_64.rpm | SHA-256: ea6931d4d6a8c939b76bdf4b2c5b856b095085c70e606822e8b9b0043d5e0958 |
| emacs-nox-debuginfo-26.1-15.el8_10.2.x86_64.rpm | SHA-256: 61e30b97d074f50ce860170d5f327d17479c0b7b477f4628333e64787154c782 |
| emacs-terminal-26.1-15.el8_10.2.noarch.rpm | SHA-256: 3a7dd64a2b90379bd983c3ce4e80474582fdcad219b2f41bef392820d024406d |
Red Hat Enterprise Linux for IBM z Systems 8
| SRPM | |
|---|---|
| emacs-26.1-15.el8_10.2.src.rpm | SHA-256: 0ad4f89672236c6abff682fba6f7c429e1374e218534701e82830635c8d04832 |
| s390x | |
| emacs-26.1-15.el8_10.2.s390x.rpm | SHA-256: 4b2035597e2580099c70e683879bfb2956272d35aecb6fdf04c0fff0ce1ffb26 |
| emacs-common-26.1-15.el8_10.2.s390x.rpm | SHA-256: cdf835c23a1d98d12627d65d0b3997539faff22a86becde2f67c49e167e6fd0b |
| emacs-common-debuginfo-26.1-15.el8_10.2.s390x.rpm | SHA-256: 18e802e574fe7b63c547709f5aa3e5cde8253f51f6da59c21ed3bee0ffbdae03 |
| emacs-debuginfo-26.1-15.el8_10.2.s390x.rpm | SHA-256: f775aba2adb7c2ef7df7f5fed729665bc48224ccf5e0f630b215462ebb30dd5d |
| emacs-debugsource-26.1-15.el8_10.2.s390x.rpm | SHA-256: e75b803c64476f6efbe42055d94fe4a0c60dddc37e4268d6615e1883c4488e02 |
| emacs-filesystem-26.1-15.el8_10.2.noarch.rpm | SHA-256: 118f99c4089f398fb4a7bbbb051e5dca22d3c1dc058e79f8ce785fff3506f179 |
| emacs-lucid-26.1-15.el8_10.2.s390x.rpm | SHA-256: e35225e1e80d0fca9f0a85470a7c87196552df00a75e5dc2117a275d6580281d |
| emacs-lucid-debuginfo-26.1-15.el8_10.2.s390x.rpm | SHA-256: 0768c86f9f86407074c11861bfdc8c0a2d163d2e17a62b26867d46b97aca7ca4 |
| emacs-nox-26.1-15.el8_10.2.s390x.rpm | SHA-256: 407cabdd6180622acd5d447f888b36a44f546cd38bc35c783fe66e07a1c03f31 |
| emacs-nox-debuginfo-26.1-15.el8_10.2.s390x.rpm | SHA-256: 1b9fa71dc242d3030f4b7345c05e41476096e6f77913b1332cce08820f8e7d41 |
| emacs-terminal-26.1-15.el8_10.2.noarch.rpm | SHA-256: 3a7dd64a2b90379bd983c3ce4e80474582fdcad219b2f41bef392820d024406d |
Red Hat Enterprise Linux for Power, little endian 8
| SRPM | |
|---|---|
| emacs-26.1-15.el8_10.2.src.rpm | SHA-256: 0ad4f89672236c6abff682fba6f7c429e1374e218534701e82830635c8d04832 |
| ppc64le | |
| emacs-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: fa0a22e47f74c036122d631d4899539991ae7dab8a0e1a3fc92c813537a4f973 |
| emacs-common-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: ce1d5fe0efdccbf5825123c1e3aeb2ee96cadeb05b71499fb88914d11290f482 |
| emacs-common-debuginfo-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 8d7eef69a55534c34fe27f6bda8cfb4d0175ae3fca9dbd03ba950c1fce3eb2d0 |
| emacs-debuginfo-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 68b28cdb71778fc40b4d6014321dbd049a80d6e26031eee2246ec2b5228beb3a |
| emacs-debugsource-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 91ed6a4edf772aff39b7d2a3f520690714519123297d0f9cea0e4a053ffba8eb |
| emacs-filesystem-26.1-15.el8_10.2.noarch.rpm | SHA-256: 118f99c4089f398fb4a7bbbb051e5dca22d3c1dc058e79f8ce785fff3506f179 |
| emacs-lucid-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 25293f350144b1b769de32a3a6476cdedc4a37ec6fd5efd663eaf2ed3fb24418 |
| emacs-lucid-debuginfo-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: d8e9306ff9403a1cbdf8857b2a2a627a3b21a2b85eebf50b91c7db098d86977d |
| emacs-nox-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 21b2c6ca751f5600176de7d08ca2e35f06b13bdd824386002cba30e80ae9a921 |
| emacs-nox-debuginfo-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 421b8cb5214ef23ac9699e26453984d7f0f4af0ca26d1449e985baab99da2487 |
| emacs-terminal-26.1-15.el8_10.2.noarch.rpm | SHA-256: 3a7dd64a2b90379bd983c3ce4e80474582fdcad219b2f41bef392820d024406d |
Red Hat Enterprise Linux for ARM 64 8
| SRPM | |
|---|---|
| emacs-26.1-15.el8_10.2.src.rpm | SHA-256: 0ad4f89672236c6abff682fba6f7c429e1374e218534701e82830635c8d04832 |
| aarch64 | |
| emacs-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 2bb7d9f8d03fc83c99e4c71aaba24e137edb47debe1a265f9b1f84da0fa54595 |
| emacs-common-26.1-15.el8_10.2.aarch64.rpm | SHA-256: e0878af65da76578f03dac8bb0e77decc1c45e1b3f80a3b2160dfbd8c55d8f1f |
| emacs-common-debuginfo-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 61b5cfa7d4057c6664488d4800defc48c03f0e3fad15f8562a3a73997424ca6c |
| emacs-debuginfo-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 74fc82189bdff769f11e7461f413f11d14f21b4ae8f2d7de9f9dffa7f5e146ab |
| emacs-debugsource-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 5e8a1c6e9b546d753f3f5864c18068906c4634b4c218fce5fb87bb9236d6c80e |
| emacs-filesystem-26.1-15.el8_10.2.noarch.rpm | SHA-256: 118f99c4089f398fb4a7bbbb051e5dca22d3c1dc058e79f8ce785fff3506f179 |
| emacs-lucid-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 9c7ebfb51610504044e56f02fd327d853ec6047344f9f908072d07762bab5908 |
| emacs-lucid-debuginfo-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 7b3fdbf63e31486d665dc3378e6999bd451dede5b8dd2c08145eddc21e0a6686 |
| emacs-nox-26.1-15.el8_10.2.aarch64.rpm | SHA-256: cd7f58b7dbe37e5270a1a4a01c3c3a42a5d7c99d1189c5a548282c5cac42c9a8 |
| emacs-nox-debuginfo-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 7e1a4ec58f526ad2fc828452516c041f894010012e35bbbf53761c4da90ea31d |
| emacs-terminal-26.1-15.el8_10.2.noarch.rpm | SHA-256: 3a7dd64a2b90379bd983c3ce4e80474582fdcad219b2f41bef392820d024406d |
Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10
| SRPM | |
|---|---|
| emacs-26.1-15.el8_10.2.src.rpm | SHA-256: 0ad4f89672236c6abff682fba6f7c429e1374e218534701e82830635c8d04832 |
| x86_64 | |
| emacs-26.1-15.el8_10.2.x86_64.rpm | SHA-256: efe75aeb5f20cd7f6ee4c4a65ee483f26a4ea6a3132843aa82654bb8e30433b4 |
| emacs-common-26.1-15.el8_10.2.x86_64.rpm | SHA-256: bfc3a73f12f8b63a1cd9e681bade27ec84030ff5f4111111398fc8d7ab4eed5d |
| emacs-common-debuginfo-26.1-15.el8_10.2.x86_64.rpm | SHA-256: 605f868982e9553dd22a2d5b7d4169b385926103c3dba94ab10d23c81105ff9d |
| emacs-debuginfo-26.1-15.el8_10.2.x86_64.rpm | SHA-256: 2bbca223de84b39198448cb9740dde2ee6068a8571f5a55ccdec9ec0b2317d49 |
| emacs-debugsource-26.1-15.el8_10.2.x86_64.rpm | SHA-256: 90f030e5571fc079bfa1048fc2bdfc58025ccbf0fab5f8a106e072fa8ef64a0e |
| emacs-filesystem-26.1-15.el8_10.2.noarch.rpm | SHA-256: 118f99c4089f398fb4a7bbbb051e5dca22d3c1dc058e79f8ce785fff3506f179 |
| emacs-lucid-26.1-15.el8_10.2.x86_64.rpm | SHA-256: d06e8a5d1de064c9debd72ca1f27107e5bf5877958b079b34e4674b7be4d5b97 |
| emacs-lucid-debuginfo-26.1-15.el8_10.2.x86_64.rpm | SHA-256: d171034ca71b2972d02057b570e57833bbe49e1b1739e6007a17e6bdef41fdd9 |
| emacs-nox-26.1-15.el8_10.2.x86_64.rpm | SHA-256: ea6931d4d6a8c939b76bdf4b2c5b856b095085c70e606822e8b9b0043d5e0958 |
| emacs-nox-debuginfo-26.1-15.el8_10.2.x86_64.rpm | SHA-256: 61e30b97d074f50ce860170d5f327d17479c0b7b477f4628333e64787154c782 |
| emacs-terminal-26.1-15.el8_10.2.noarch.rpm | SHA-256: 3a7dd64a2b90379bd983c3ce4e80474582fdcad219b2f41bef392820d024406d |
Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 8.10
| SRPM | |
|---|---|
| emacs-26.1-15.el8_10.2.src.rpm | SHA-256: 0ad4f89672236c6abff682fba6f7c429e1374e218534701e82830635c8d04832 |
| aarch64 | |
| emacs-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 2bb7d9f8d03fc83c99e4c71aaba24e137edb47debe1a265f9b1f84da0fa54595 |
| emacs-common-26.1-15.el8_10.2.aarch64.rpm | SHA-256: e0878af65da76578f03dac8bb0e77decc1c45e1b3f80a3b2160dfbd8c55d8f1f |
| emacs-common-debuginfo-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 61b5cfa7d4057c6664488d4800defc48c03f0e3fad15f8562a3a73997424ca6c |
| emacs-debuginfo-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 74fc82189bdff769f11e7461f413f11d14f21b4ae8f2d7de9f9dffa7f5e146ab |
| emacs-debugsource-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 5e8a1c6e9b546d753f3f5864c18068906c4634b4c218fce5fb87bb9236d6c80e |
| emacs-filesystem-26.1-15.el8_10.2.noarch.rpm | SHA-256: 118f99c4089f398fb4a7bbbb051e5dca22d3c1dc058e79f8ce785fff3506f179 |
| emacs-lucid-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 9c7ebfb51610504044e56f02fd327d853ec6047344f9f908072d07762bab5908 |
| emacs-lucid-debuginfo-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 7b3fdbf63e31486d665dc3378e6999bd451dede5b8dd2c08145eddc21e0a6686 |
| emacs-nox-26.1-15.el8_10.2.aarch64.rpm | SHA-256: cd7f58b7dbe37e5270a1a4a01c3c3a42a5d7c99d1189c5a548282c5cac42c9a8 |
| emacs-nox-debuginfo-26.1-15.el8_10.2.aarch64.rpm | SHA-256: 7e1a4ec58f526ad2fc828452516c041f894010012e35bbbf53761c4da90ea31d |
| emacs-terminal-26.1-15.el8_10.2.noarch.rpm | SHA-256: 3a7dd64a2b90379bd983c3ce4e80474582fdcad219b2f41bef392820d024406d |
Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 8.10
| SRPM | |
|---|---|
| emacs-26.1-15.el8_10.2.src.rpm | SHA-256: 0ad4f89672236c6abff682fba6f7c429e1374e218534701e82830635c8d04832 |
| ppc64le | |
| emacs-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: fa0a22e47f74c036122d631d4899539991ae7dab8a0e1a3fc92c813537a4f973 |
| emacs-common-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: ce1d5fe0efdccbf5825123c1e3aeb2ee96cadeb05b71499fb88914d11290f482 |
| emacs-common-debuginfo-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 8d7eef69a55534c34fe27f6bda8cfb4d0175ae3fca9dbd03ba950c1fce3eb2d0 |
| emacs-debuginfo-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 68b28cdb71778fc40b4d6014321dbd049a80d6e26031eee2246ec2b5228beb3a |
| emacs-debugsource-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 91ed6a4edf772aff39b7d2a3f520690714519123297d0f9cea0e4a053ffba8eb |
| emacs-filesystem-26.1-15.el8_10.2.noarch.rpm | SHA-256: 118f99c4089f398fb4a7bbbb051e5dca22d3c1dc058e79f8ce785fff3506f179 |
| emacs-lucid-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 25293f350144b1b769de32a3a6476cdedc4a37ec6fd5efd663eaf2ed3fb24418 |
| emacs-lucid-debuginfo-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: d8e9306ff9403a1cbdf8857b2a2a627a3b21a2b85eebf50b91c7db098d86977d |
| emacs-nox-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 21b2c6ca751f5600176de7d08ca2e35f06b13bdd824386002cba30e80ae9a921 |
| emacs-nox-debuginfo-26.1-15.el8_10.2.ppc64le.rpm | SHA-256: 421b8cb5214ef23ac9699e26453984d7f0f4af0ca26d1449e985baab99da2487 |
| emacs-terminal-26.1-15.el8_10.2.noarch.rpm | SHA-256: 3a7dd64a2b90379bd983c3ce4e80474582fdcad219b2f41bef392820d024406d |
Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 8.10
| SRPM | |
|---|---|
| emacs-26.1-15.el8_10.2.src.rpm | SHA-256: 0ad4f89672236c6abff682fba6f7c429e1374e218534701e82830635c8d04832 |
| s390x | |
| emacs-26.1-15.el8_10.2.s390x.rpm | SHA-256: 4b2035597e2580099c70e683879bfb2956272d35aecb6fdf04c0fff0ce1ffb26 |
| emacs-common-26.1-15.el8_10.2.s390x.rpm | SHA-256: cdf835c23a1d98d12627d65d0b3997539faff22a86becde2f67c49e167e6fd0b |
| emacs-common-debuginfo-26.1-15.el8_10.2.s390x.rpm | SHA-256: 18e802e574fe7b63c547709f5aa3e5cde8253f51f6da59c21ed3bee0ffbdae03 |
| emacs-debuginfo-26.1-15.el8_10.2.s390x.rpm | SHA-256: f775aba2adb7c2ef7df7f5fed729665bc48224ccf5e0f630b215462ebb30dd5d |
| emacs-debugsource-26.1-15.el8_10.2.s390x.rpm | SHA-256: e75b803c64476f6efbe42055d94fe4a0c60dddc37e4268d6615e1883c4488e02 |
| emacs-filesystem-26.1-15.el8_10.2.noarch.rpm | SHA-256: 118f99c4089f398fb4a7bbbb051e5dca22d3c1dc058e79f8ce785fff3506f179 |
| emacs-lucid-26.1-15.el8_10.2.s390x.rpm | SHA-256: e35225e1e80d0fca9f0a85470a7c87196552df00a75e5dc2117a275d6580281d |
| emacs-lucid-debuginfo-26.1-15.el8_10.2.s390x.rpm | SHA-256: 0768c86f9f86407074c11861bfdc8c0a2d163d2e17a62b26867d46b97aca7ca4 |
| emacs-nox-26.1-15.el8_10.2.s390x.rpm | SHA-256: 407cabdd6180622acd5d447f888b36a44f546cd38bc35c783fe66e07a1c03f31 |
| emacs-nox-debuginfo-26.1-15.el8_10.2.s390x.rpm | SHA-256: 1b9fa71dc242d3030f4b7345c05e41476096e6f77913b1332cce08820f8e7d41 |
| emacs-terminal-26.1-15.el8_10.2.noarch.rpm | SHA-256: 3a7dd64a2b90379bd983c3ce4e80474582fdcad219b2f41bef392820d024406d |
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